personal-conference/app/models/writing_conference_setting.rb

class WritingConferenceSetting
  include Mongoid::Document
  include Mongoid::Timestamps
  Fields_names = ["year","publication_date"]
  field :display_fields_in_member_page, :type => Array, :default => ["year"]
  field :publication_date_format, :type => String, :default => "%Y-%m-%d"
  # after_save do |setting|
  #   WritingConference.instance_variable_set(:@setting, setting)
  # end
end