{% if request.session.mellon_session %} {% with preferred_username=request.session.mellon_session.preferred_username.0 %} {{ user.first_name }} {% firstof preferred_username user.last_name %} {% endwith %} {% elif user.attributes %} {{ user.first_name }} {% firstof user.attributes.preferred_username user.last_name %} {% else %} {{ user.get_full_name }} {% endif %}