code: def migrate(row, migrated)
        super
        # Invent the mandatory name fields based on the login, if necessary.
        if login_name then
          last, first = login_name[/[^@]+/].split('.').reverse.map { |s| s.capitalize }
          first ||= 'Oscar'
          self.first_name ||= first
          self.last_name ||= last
        end
        # the coordinator serves as the User content template
        coord = Galena.administrative_objects.hospital.coordinator
        # deep copy of the address
        self.address ||= coord.address.copy
        # shallow copy of the mandatory references
        merge(coord, [:cancer_research_group, :department, :institution])
      end
docs: Augments +Jinx::Migratable.migrate+ for the example as follows:
   * infer the first and last name from the email address
   * copy the address and organizations from the tissue bank coordinator
  
   @param (see Jinx::Migratable#migrate)