diff --git a/lib/entitlements/data/groups/calculated.rb b/lib/entitlements/data/groups/calculated.rb
index 55eb39a..2f12fc4 100644
--- a/lib/entitlements/data/groups/calculated.rb
+++ b/lib/entitlements/data/groups/calculated.rb
@@ -8,6 +8,10 @@
 # Calculate groups that should exist and the contents of each based on a set of rules
 # defined within a directory. The calculation of members is global across the entire
 # entitlements system, so this is a singleton class.
+#
+# Calculation methods intentionally use explicit validation instead of runtime contracts.
+# These methods recurse over large collections, and collection contracts revalidate every
+# member on each cached return.
 
 module Entitlements
   class Data
@@ -46,7 +50,6 @@ def self.reset!
         # Takes no arguments.
         #
         # Returns a Entitlements::Models::Group object.
-        Contract String => Entitlements::Models::Group
         def self.read(dn)
           return @groups_cache[dn] if @groups_cache[dn]
           raise "read(#{dn.inspect}) does not support calculation at this time. Please use read_all() first to build cache."
@@ -59,9 +62,6 @@ def self.read(dn)
         # cfg_obj - Hash with the configuration for that key from the configuration file.
         #
         # Returns a Set of Strings (DNs) of the groups in this OU.
-        Contract String, C::HashOf[String => C::Any], C::KeywordArgs[
-          skip_broken_references: C::Optional[C::Bool]
-        ] => C::SetOf[String]
         def self.read_all(ou_key, cfg_obj, skip_broken_references: false)
           return read_mirror(ou_key, cfg_obj) if cfg_obj["mirror"]
 
@@ -118,7 +118,6 @@ def self.read_all(ou_key, cfg_obj, skip_broken_references: false)
         #
         # Returns a hash { dn => Entitlements::Models::Group }
         # :nocov:
-        Contract C::None => C::HashOf[String => Entitlements::Models::Group]
         def self.to_h
           @groups_cache
         end
@@ -129,7 +128,6 @@ def self.to_h
         # Takes no arguments.
         #
         # Returns a Hash of OU to the configuration and group objects it contains.
-        Contract C::None => C::HashOf[String => { config: C::HashOf[String => C::Any], groups: C::HashOf[String => Entitlements::Models::Group]}]
         def self.all_groups
           @groups_in_ou_cache.map do |ou_key, dn_in_ou|
             if @config_cache.key?(ou_key)
@@ -154,7 +152,6 @@ def self.all_groups
         # cfg_obj - Hash with the configuration for that key from the configuration file.
         #
         # Returns a Set of Strings (DNs) of the groups in this OU.
-        Contract String, C::HashOf[String => C::Any] => C::SetOf[String]
         def self.read_mirror(ou_key, cfg_obj)
           @groups_in_ou_cache[ou_key] ||= begin
             Entitlements.logger.debug "Mirroring #{ou_key} from #{cfg_obj['mirror']}"
@@ -184,15 +181,6 @@ def self.read_mirror(ou_key, cfg_obj)
         # filename - A String with the filename.
         #
         # Returns an Entitlements::Data::Groups::Calculated::* object.
-        Contract C::KeywordArgs[
-          filename: String,
-          config: C::HashOf[String => C::Any],
-          options: C::Optional[C::HashOf[Symbol => C::Any]]
-        ] => C::Or[
-          Entitlements::Data::Groups::Calculated::Ruby,
-          Entitlements::Data::Groups::Calculated::Text,
-          Entitlements::Data::Groups::Calculated::YAML,
-        ]
         def self.ruleset(filename:, config:, options: {})
           unless filename =~ /\.(\w+)\z/
             raise ArgumentError, "Unable to determine the extension on #{filename.inspect}!"
@@ -242,7 +230,6 @@ def self.file_object_key(filename)
         # Takes no arguments.
         #
         # Returns a Hash.
-        Contract C::None => C::HashOf[String => Class]
         def self.rules_index
           @rules_index
         end
@@ -252,7 +239,6 @@ def self.rules_index
         # Takes no arguments.
         #
         # Returns a Hash.
-        Contract C::None => C::HashOf[String => Object]
         def self.filters_index
           @filters_index
         end
diff --git a/lib/entitlements/data/groups/calculated/base.rb b/lib/entitlements/data/groups/calculated/base.rb
index 0865f94..05a061a 100644
--- a/lib/entitlements/data/groups/calculated/base.rb
+++ b/lib/entitlements/data/groups/calculated/base.rb
@@ -39,7 +39,6 @@ class Base
           # Takes no arguments.
           #
           # Returns Set[Entitlements::Models::Person] of all matching members.
-          Contract C::None => C::SetOf[Entitlements::Models::Person]
           def members
             # :nocov:
             raise "Must be implemented in child class"
@@ -51,7 +50,6 @@ def members
           # Takes no arguments.
           #
           # Returns a String.
-          Contract C::None => String
           def description
             # :nocov:
             raise "Must be implemented in child class"
@@ -64,7 +62,6 @@ def description
           #
           # Returns Hash[<String>key => <Object>value]
           # :nocov:
-          Contract C::None => C::HashOf[String => C::Any]
           def modifiers
             {}
           end
@@ -78,11 +75,6 @@ def modifiers
           #
           # filename - Filename with the ruleset.
           # options  - An optional hash of additional options.
-          Contract C::KeywordArgs[
-            filename: String,
-            config: C::Maybe[C::HashOf[String => C::Any]],
-            options: C::Optional[C::HashOf[Symbol => C::Any]]
-          ] => C::Any
           def initialize(filename:, config: nil, options: {})
             @filename = filename
             @config = config
@@ -96,7 +88,6 @@ def initialize(filename:, config: nil, options: {})
           # message - String with the message to log and raise.
           #
           # Returns nothing.
-          Contract String => C::None
           def fatal_message(message)
             Entitlements.logger.fatal(message)
             raise RuntimeError, message
@@ -107,7 +98,6 @@ def fatal_message(message)
           # members_in - Optionally a set of Entitlements::Models::Person with the currently calculated member set.
           #
           # Returns Set[Entitlements::Models::Person] of all matching members.
-          Contract C::None => C::Or[:calculating, C::SetOf[Entitlements::Models::Person]]
           def filtered_members
             return :calculating if members == :calculating
 
@@ -132,7 +122,6 @@ def filtered_members
           # Takes no arguments.
           #
           # Returns Set[Entitlements::Models::Person] of all matching members.
-          Contract C::None => C::Or[:calculating, C::SetOf[Entitlements::Models::Person]]
           def modified_members
             return :calculating if members == :calculating
             @modified_members ||= apply_modifiers(members)
@@ -143,7 +132,6 @@ def modified_members
           # members_in - Optionally a set of Entitlements::Models::Person with the currently calculated member set.
           #
           # Returns Set[Entitlements::Models::Person] of all matching members.
-          Contract C::None => C::Or[:calculating, C::SetOf[Entitlements::Models::Person]]
           def modified_filtered_members
             return :calculating if filtered_members == :calculating
             @modified_filtered_members ||= apply_modifiers(filtered_members)
@@ -170,7 +158,6 @@ def filter_applies?(filter_config)
           # member_set - Set of Entitlements::Models::Person
           #
           # Returns a set of Entitlements::Models::Person
-          Contract C::SetOf[Entitlements::Models::Person] => C::SetOf[Entitlements::Models::Person]
           def apply_modifiers(member_set)
             result = member_set.dup
 
@@ -205,7 +192,6 @@ def apply_modifiers(member_set)
           # context    - A String (usually a filename) to provide context if there's an error.
           #
           # Returns true if expired, false if not expired.
-          Contract C::Or[nil, String], String => C::Or[nil, C::Bool]
           def expired?(expiration, context)
             return false if Entitlements.config.fetch("ignore_expirations", false)
             return false if expiration.nil? || expiration.strip.empty?
@@ -222,7 +208,6 @@ def expired?(expiration, context)
           # rule - A Hash of rules (see "rules" stub below).
           #
           # Returns Set[Entitlements::Models::Person].
-          Contract C::HashOf[String => C::Any] => C::Or[:calculating, C::SetOf[Entitlements::Models::Person]]
           def members_from_rules(rule)
             Entitlements.cache[:calculated] ||= {}
             Entitlements.cache[:calculated][rou] ||= {}
@@ -258,7 +243,6 @@ def members_from_rules(rule)
           # rule - A Hash of rules (see "rules" stub below).
           #
           # Returns Set[Entitlements::Models::Person].
-          Contract C::HashOf[String => C::Any] => C::SetOf[Entitlements::Models::Person]
           def _members_from_rules(rule)
             # Empty rule => error.
             if rule.keys.empty?
@@ -302,7 +286,6 @@ def _members_from_rules(rule)
           # Takes no arguments.
           #
           # Returns a Hash.
-          Contract C::None => C::HashOf[String => C::Any]
           def rules
             # :nocov:
             raise "Must be implemented in child class"
@@ -371,7 +354,6 @@ def handle_not(rule)
           # type     - The type.
           #
           # Returns nothing, but raises an error if the type doesn't match.
-          Contract String, C::Any, C::Any => nil
           def ensure_type!(function, obj, type)
             return if obj.is_a?(type)
             raise "Invalid type: in #{filename}, expected #{function.inspect} to be a #{type} but got #{obj.inspect}!"
@@ -382,7 +364,6 @@ def ensure_type!(function, obj, type)
           # str - The string that needs to be converted to CamelCase.
           #
           # Returns a String in CamelCase.
-          Contract String => String
           def camelize(str)
             Entitlements::Util::Util.camelize(str)
           end
@@ -392,7 +373,6 @@ def camelize(str)
           # Takes no arguments.
           #
           # Returns a String with the name of the ou.
-          Contract C::None => String
           def ou
             File.basename(File.dirname(filename))
           end
@@ -402,7 +382,6 @@ def ou
           # Takes no arguments.
           #
           # Returns a String with the name of the ou.
-          Contract C::None => String
           def rou
             File.expand_path(File.dirname(filename)).gsub("#{Entitlements.config_path}/", "").gsub(/^\//, "").gsub(/\//, "/")
           end
@@ -412,7 +391,6 @@ def rou
           # Takes no arguments.
           #
           # Returns a String with the name of the cn.
-          Contract C::None => String
           def cn
             File.basename(filename).sub(/\.[^\.]+\z/, "")
           end
@@ -424,7 +402,6 @@ def cn
           # Takes no arguments.
           #
           # Returns a Set with the permitted methods.
-          Contract C::None => C::SetOf[String]
           def allowed_methods
             @allowed_methods ||= begin
               if config.is_a?(Hash) && config["allowed_methods"]
@@ -445,7 +422,6 @@ def allowed_methods
           # function_in - String with the function name from the definition.
           #
           # Returns the underlying function name if aliased, or else what was entered.
-          Contract String => String
           def function_for(function_in)
             ALIAS_METHODS[function_in] || function_in
           end
@@ -456,7 +432,6 @@ def function_for(function_in)
           # Takes no arguments.
           #
           # Returns an Set of Strings with allowed methods.
-          Contract C::None => C::SetOf[String]
           def whitelisted_methods
             Set.new(Entitlements::Data::Groups::Calculated.rules_index.keys)
           end
diff --git a/lib/entitlements/data/groups/calculated/filters/base.rb b/lib/entitlements/data/groups/calculated/filters/base.rb
index b9db9e7..2e01ab6 100644
--- a/lib/entitlements/data/groups/calculated/filters/base.rb
+++ b/lib/entitlements/data/groups/calculated/filters/base.rb
@@ -18,7 +18,6 @@ class Base
             # member - Entitlements::Models::Person object
             #
             # Return true if the member is to be filtered out, false if the member does not match the filter.
-            Contract Entitlements::Models::Person => C::Bool
             def filtered?(_member)
               # :nocov:
               raise "Must be implemented in child class"
@@ -29,10 +28,6 @@ def filtered?(_member)
             #
             # filter - Either :none, :all, or an array of string conditions passed through to the filter
             # config - Configuration data (Hash, optional)
-            Contract C::KeywordArgs[
-              filter: C::Or[:none, C::ArrayOf[String]],
-              config: C::Maybe[Hash]
-            ] => C::Any
             def initialize(filter:, config: {})
               @filter = filter
               @config = config
diff --git a/lib/entitlements/data/groups/calculated/modifiers/expiration.rb b/lib/entitlements/data/groups/calculated/modifiers/expiration.rb
index 4b57c7b..81f8990 100644
--- a/lib/entitlements/data/groups/calculated/modifiers/expiration.rb
+++ b/lib/entitlements/data/groups/calculated/modifiers/expiration.rb
@@ -20,7 +20,6 @@ class Expiration < Base
             # result - Set of Entitlements::Models::Person (mutated).
             #
             # Return true if we made any changes, false otherwise.
-            Contract C::SetOf[Entitlements::Models::Person] => C::Bool
             def modify(result)
               return false if Entitlements.config.fetch("ignore_expirations", false)
               # If group is already empty, we have nothing to consider modifying, regardless
diff --git a/lib/entitlements/data/groups/calculated/ruby.rb b/lib/entitlements/data/groups/calculated/ruby.rb
index e39a60c..c07d5cd 100644
--- a/lib/entitlements/data/groups/calculated/ruby.rb
+++ b/lib/entitlements/data/groups/calculated/ruby.rb
@@ -14,7 +14,6 @@ class Ruby < Entitlements::Data::Groups::Calculated::Base
           # Takes no arguments.
           #
           # Returns a Set[Entitlements::Models::Person] with DN's of the people in the group.
-          Contract C::None => C::SetOf[Entitlements::Models::Person]
           def members
             @members ||= begin
               Entitlements.logger.debug "Calculating members from #{filename}"
diff --git a/lib/entitlements/data/groups/calculated/rules/base.rb b/lib/entitlements/data/groups/calculated/rules/base.rb
index ae9de31..a810d07 100644
--- a/lib/entitlements/data/groups/calculated/rules/base.rb
+++ b/lib/entitlements/data/groups/calculated/rules/base.rb
@@ -17,11 +17,6 @@ class Base
             # options  - Optional hash of additional method-specific options
             #
             # Returns a Set[Entitlements::Models::Person].
-            Contract C::KeywordArgs[
-              value: String,
-              filename: C::Maybe[String],
-              options: C::Optional[C::HashOf[Symbol => C::Any]]
-            ] => C::SetOf[Entitlements::Models::Person]
             def self.matches(value:, filename: nil, options: {})
               # :nocov:
               raise "matches() must be defined in the child class #{self.class}!"
diff --git a/lib/entitlements/data/groups/calculated/rules/group.rb b/lib/entitlements/data/groups/calculated/rules/group.rb
index 1dd48e3..934c93f 100644
--- a/lib/entitlements/data/groups/calculated/rules/group.rb
+++ b/lib/entitlements/data/groups/calculated/rules/group.rb
@@ -21,11 +21,6 @@ class Group < Entitlements::Data::Groups::Calculated::Rules::Base
             # options  - Optional hash of additional method-specific options
             #
             # Returns a Set[Entitlements::Models::Person].
-            Contract C::KeywordArgs[
-              value: String,
-              filename: C::Maybe[String],
-              options: C::Optional[C::HashOf[Symbol => C::Any]]
-            ] => C::SetOf[Entitlements::Models::Person]
             def self.matches(value:, filename: nil, options: {})
               # We've asked for a managed group, so we need to calculate that group and return its members.
               # First parse the value into the ou and cn.
@@ -98,7 +93,6 @@ def self.matches(value:, filename: nil, options: {})
             # path - A String with the directory structure relative to Entitlements.config_path
             #
             # Returns a Set of Hashes with { "file_without_extension" => "extension" }
-            Contract String, C::KeywordArgs[options: C::HashOf[Symbol => C::Any]] => C::HashOf[String => String]
             def self.files_for(path, options:)
               @files_for_cache ||= {}
               @files_for_cache[path] ||= begin
diff --git a/lib/entitlements/data/groups/calculated/rules/username.rb b/lib/entitlements/data/groups/calculated/rules/username.rb
index 029b4e3..230d976 100644
--- a/lib/entitlements/data/groups/calculated/rules/username.rb
+++ b/lib/entitlements/data/groups/calculated/rules/username.rb
@@ -17,11 +17,6 @@ class Username < Entitlements::Data::Groups::Calculated::Rules::Base
             # options  - Optional hash of additional method-specific options
             #
             # Returns a Set[Entitlements::Models::Person].
-            Contract C::KeywordArgs[
-              value: String,
-              filename: C::Maybe[String],
-              options: C::Optional[C::HashOf[Symbol => C::Any]]
-            ] => C::SetOf[Entitlements::Models::Person]
             def self.matches(value:, filename: nil, options: {})
               # Username is easy - the value is the uid.
               begin
diff --git a/lib/entitlements/data/groups/calculated/text.rb b/lib/entitlements/data/groups/calculated/text.rb
index b78828a..e0b663d 100644
--- a/lib/entitlements/data/groups/calculated/text.rb
+++ b/lib/entitlements/data/groups/calculated/text.rb
@@ -19,7 +19,6 @@ class Text < Entitlements::Data::Groups::Calculated::Base
           # Takes no arguments.
           #
           # Returns a Set[String] with DN's of the people in the group.
-          Contract C::None => C::Or[:calculating, C::SetOf[Entitlements::Models::Person]]
           def members
             @members ||= begin
               Entitlements.logger.debug "Calculating members from #{filename}"
@@ -32,7 +31,6 @@ def members
           # Takes no arguments.
           #
           # Returns a String with the group description, or "" if undefined.
-          Contract C::None => String
           def description
             return "" unless parsed_data.key?("description")
 
@@ -53,7 +51,6 @@ def description
           # Takes no arguments.
           #
           # Returns Hash[<String>key => <Object>value]
-          Contract C::None => C::HashOf[String => C::Any]
           def modifiers
             parse_with_prefix("modifier_")
           end
@@ -65,7 +62,6 @@ def modifiers
           # Takes no arguments.
           #
           # Returns a Hash[String => :all/:none/List of strings].
-          Contract C::None => C::HashOf[String => C::Or[:all, :none, C::ArrayOf[String]]]
           def initialize_filters
             result = Entitlements::Data::Groups::Calculated.filters_default
 
@@ -108,7 +104,6 @@ def initialize_filters
           # Takes no arguments.
           #
           # Returns Hash[<String>key => <Object>value]
-          Contract C::None => C::HashOf[String => C::Any]
           def initialize_metadata
             parse_with_prefix("metadata_")
           end
@@ -119,7 +114,6 @@ def initialize_metadata
           # prefix - String with the prefix expected for the key.
           #
           # Returns Hash[<String>key => <Object>value]
-          Contract String => C::HashOf[String => C::Any]
           def parse_with_prefix(prefix)
             result = {}
             parsed_data.each do |raw_key, val|
@@ -153,7 +147,6 @@ def parse_with_prefix(prefix)
           # Takes no arguments.
           #
           # Returns a Hash.
-          Contract C::None => C::HashOf[String => C::Any]
           def rules
             @rules ||= begin
               ignored_keys = %w[description]
@@ -215,7 +208,6 @@ def rules
           # negative    - An array of Hashes with rules.
           #
           # Returns appropriate and / or hash.
-          Contract C::ArrayOf[Hash], C::ArrayOf[Hash] => C::HashOf[String => C::Any]
           def affirmative_negative_rules(affirmative, negative)
             if negative.empty?
               # This is a simplified file. Just OR all the conditions together. (For
@@ -242,7 +234,6 @@ def affirmative_negative_rules(affirmative, negative)
           # filename        - Filename where rule is defined (used for error printing).
           #
           # Updates and returns array_to_update.
-          Contract C::ArrayOf[C::HashOf[String => String]], String, C::ArrayOf[C::HashOf[Symbol => String]], String => C::ArrayOf[C::HashOf[String => String]]
           def add_relevant_entries!(array_to_update, key, rule_items, filename)
             new_items = rule_items.reject { |item| expired?(item[:expiration], filename) }.map { |item| { key => item[:key] } }
             array_to_update.concat new_items
@@ -253,7 +244,6 @@ def add_relevant_entries!(array_to_update, key, rule_items, filename)
           # Takes no arguments.
           #
           # Returns a Hash.
-          Contract C::None => C::HashOf[String => C::HashOf[String, C::ArrayOf[C::HashOf[Symbol, String]]]]
           def parsed_data
             @parsed_data ||= begin
               result = {}
@@ -310,7 +300,6 @@ def parsed_data
           # val - The predicate string
           #
           # Returns a Hash.
-          Contract String => C::HashOf[Symbol, String]
           def parsed_predicate(val)
             v = val.sub(/\s*#.*\z/, "")
             return { key: v } unless v.include?(";")
diff --git a/lib/entitlements/data/groups/calculated/yaml.rb b/lib/entitlements/data/groups/calculated/yaml.rb
index 0a45a78..c89f484 100644
--- a/lib/entitlements/data/groups/calculated/yaml.rb
+++ b/lib/entitlements/data/groups/calculated/yaml.rb
@@ -16,7 +16,6 @@ class YAML < Entitlements::Data::Groups::Calculated::Base
           # Takes no arguments.
           #
           # Returns a Set[String] with DN's of the people in the group.
-          Contract C::None => C::Or[:calculating, C::SetOf[Entitlements::Models::Person]]
           def members
             @members ||= begin
               Entitlements.logger.debug "Calculating members from #{filename}"
@@ -29,7 +28,6 @@ def members
           # Takes no arguments.
           #
           # Returns a String with the group description, or "" if undefined.
-          Contract C::None => String
           def description
             parsed_data.fetch("description", "")
           end
@@ -41,7 +39,6 @@ def description
           # Format: namespace/major.minor.patch
           #
           # Returns a String with the schema version (k8s-style), or "entitlements/v1" if undefined.
-          Contract C::None => String
           def schema_version
             schema_version = parsed_data.fetch("schema_version", "entitlements/v1").to_s
 
@@ -62,7 +59,6 @@ def schema_version
           # Takes no arguments.
           #
           # Returns Hash[<String>key => <Object>value]
-          Contract C::None => C::HashOf[String => C::Any]
           def modifiers
             parsed_data.select { |k, _v| MODIFIERS.include?(k) }
           end
@@ -74,7 +70,6 @@ def modifiers
           # Takes no arguments.
           #
           # Returns a Hash[String => :all/:none/List of strings].
-          Contract C::None => C::HashOf[String => C::Or[:all, :none, C::ArrayOf[String]]]
           def initialize_filters
             result = Entitlements::Data::Groups::Calculated.filters_default
             return result unless parsed_data.key?("filters")
@@ -123,7 +118,6 @@ def initialize_filters
           # Takes no arguments.
           #
           # Returns Hash[<String>key => <Object>value]
-          Contract C::None => C::HashOf[String => C::Any]
           def initialize_metadata
             return {} unless parsed_data.key?("metadata")
             result = parsed_data["metadata"]
@@ -146,7 +140,6 @@ def initialize_metadata
           # Takes no arguments.
           #
           # Returns a Hash.
-          Contract C::None => C::HashOf[String => C::Any]
           def rules
             @rules ||= begin
               rules_hash = parsed_data["rules"]
@@ -162,7 +155,6 @@ def rules
           # rules_hash - Hash of rules.
           #
           # Returns the updated hash that has no expired rules in it.
-          Contract C::HashOf[String => C::Any] => C::HashOf[String => C::Any]
           def remove_expired_rules(rules_hash)
             if rules_hash.keys.size == 1
               if rules_hash.values.first.is_a?(Array)
@@ -183,7 +175,6 @@ def remove_expired_rules(rules_hash)
           #
           # Returns a Hash.
           # :nocov:
-          Contract C::None => C::HashOf[String => C::Any]
           def parsed_data
             @parsed_data ||= if RubyVersionCheck.ruby_version2?
                                ::YAML.load(File.read(filename)).to_h
diff --git a/lib/entitlements/data/people/yaml.rb b/lib/entitlements/data/people/yaml.rb
index 526cbd8..a856315 100644
--- a/lib/entitlements/data/people/yaml.rb
+++ b/lib/entitlements/data/people/yaml.rb
@@ -73,7 +73,6 @@ def initialize(filename:, people: nil)
         # uid - Optionally a uid to return. If not specified, returns the entire hash.
         #
         # Returns Hash of { uid => Entitlements::Models::Person } or one Entitlements::Models::Person.
-        Contract C::Maybe[String] => C::Or[Entitlements::Models::Person, C::HashOf[String => Entitlements::Models::Person]]
         def read(uid = nil)
           @people ||= begin
             Entitlements.logger.debug "Loading people from #{filename.inspect}"
diff --git a/lib/entitlements/extras/ldap_group/rules/ldap_group.rb b/lib/entitlements/extras/ldap_group/rules/ldap_group.rb
index 9dd72e9..b91a24f 100644
--- a/lib/entitlements/extras/ldap_group/rules/ldap_group.rb
+++ b/lib/entitlements/extras/ldap_group/rules/ldap_group.rb
@@ -16,11 +16,6 @@ class LDAPGroup < Entitlements::Data::Groups::Calculated::Rules::Base
           # options  - Optional hash of additional method-specific options
           #
           # Returns a Set[Entitlements::Models::Person].
-          Contract C::KeywordArgs[
-            value: String,
-            filename: C::Maybe[String],
-            options: C::Optional[C::HashOf[Symbol => C::Any]]
-          ] => C::SetOf[Entitlements::Models::Person]
           def self.matches(value:, filename: nil, options: {})
             Entitlements.cache[:ldap_cache] ||= {}
             Entitlements.cache[:ldap_cache][value] ||= begin
diff --git a/lib/entitlements/extras/orgchart/logic.rb b/lib/entitlements/extras/orgchart/logic.rb
index dee7bd6..ab334f0 100644
--- a/lib/entitlements/extras/orgchart/logic.rb
+++ b/lib/entitlements/extras/orgchart/logic.rb
@@ -28,7 +28,6 @@ def initialize(people:)
         # manager - Entitlements::Models::Person who is the manager or higher
         #
         # Returns a Set of Entitlements::Models::Person's.
-        Contract Entitlements::Models::Person => C::SetOf[Entitlements::Models::Person]
         def direct_reports(manager)
           manager_uid = manager.uid.downcase
           direct_reports_cache.key?(manager_uid) ? direct_reports_cache[manager_uid] : Set.new
@@ -41,7 +40,6 @@ def direct_reports(manager)
         # manager - Entitlements::Models::Person who is the manager or higher
         #
         # Returns a Set of LDAP object Entitlements::Models::Persons.
-        Contract Entitlements::Models::Person => C::SetOf[Entitlements::Models::Person]
         def all_reports(manager)
           manager_uid = manager.uid.downcase
           all_reports_cache.key?(manager_uid) ? all_reports_cache[manager_uid] : Set.new
@@ -53,7 +51,6 @@ def all_reports(manager)
         # person - Entitlements::Models::Person object
         #
         # Returns a Set of LDAP object openstructs.
-        Contract Entitlements::Models::Person => C::SetOf[Entitlements::Models::Person]
         def management_chain(person)
           person_uid = person.uid.downcase
 
@@ -84,7 +81,6 @@ def management_chain(person)
         # manager. Cache this so that the iteration only occurs one time.
         #
         # Returns a Hash of { "dn" => Set(Entitlements::Models::Person) }
-        Contract C::None => C::HashOf[String => C::SetOf[Entitlements::Models::Person]]
         def direct_reports_cache
           return @direct_reports_cache if @direct_reports_cache
 
@@ -111,7 +107,6 @@ def direct_reports_cache
         # manager. Cache this so that the iteration only occurs one time.
         #
         # Returns a Hash of { "dn" => Set(Entitlements::Models::Person) }
-        Contract C::None => C::HashOf[String => C::SetOf[Entitlements::Models::Person]]
         def all_reports_cache
           return @all_reports_cache if @all_reports_cache
 
diff --git a/lib/entitlements/extras/orgchart/rules/direct_report.rb b/lib/entitlements/extras/orgchart/rules/direct_report.rb
index 57adf7d..1b0b5c1 100644
--- a/lib/entitlements/extras/orgchart/rules/direct_report.rb
+++ b/lib/entitlements/extras/orgchart/rules/direct_report.rb
@@ -16,11 +16,6 @@ class DirectReport < Entitlements::Data::Groups::Calculated::Rules::Base
           # options  - Optional hash of additional method-specific options
           #
           # Returns a Set[Entitlements::Models::Person].
-          Contract C::KeywordArgs[
-            value: String,
-            filename: C::Maybe[String],
-            options: C::Optional[C::HashOf[Symbol => C::Any]]
-          ] => C::SetOf[Entitlements::Models::Person]
           def self.matches(value:, filename: nil, options: {})
             # Construct the manager's DN and object.
             manager_uid = value.downcase
diff --git a/lib/entitlements/extras/orgchart/rules/management.rb b/lib/entitlements/extras/orgchart/rules/management.rb
index af0f7a0..5a7285f 100644
--- a/lib/entitlements/extras/orgchart/rules/management.rb
+++ b/lib/entitlements/extras/orgchart/rules/management.rb
@@ -16,11 +16,6 @@ class Management < Entitlements::Data::Groups::Calculated::Rules::Base
           # options  - Optional hash of additional method-specific options
           #
           # Returns a Set[Entitlements::Models::Person].
-          Contract C::KeywordArgs[
-            value: String,
-            filename: C::Maybe[String],
-            options: C::Optional[C::HashOf[Symbol => C::Any]]
-          ] => C::SetOf[Entitlements::Models::Person]
           def self.matches(value:, filename: nil, options: {})
             begin
               manager = Entitlements.cache[:people_obj].read(value)