gistfile1.rb

 def user_has_not_explained_themself(params)
    user_params = params[:user]
    explanation_params = params[:explanation] || {}
    names_of_titles_that_require_more_information = []
    user_params.each do |p|
      unless p[0] == "fitness_level"
        if p[1] == "true" # do they have this condition?
          # at this point, the condition will be added unless the member
          # has typed in sufficient information into the field. So the field
          # must exist _and_
          if explanation_params.include?(p[0]) # they we have given them the form
            if explanation_params[p[0]] == "please explain" # then, they didn't enter information
              names_of_titles_that_require_more_information << p[0] 
            end
          else # we need to add the field for the first time
            names_of_titles_that_require_more_information << p[0] 
          end
        end # true check
      end
    end
    return names_of_titles_that_require_more_information
  end