I'm crossposting in PTGC and here, so if you feel you might shed some light on this, please head over to
http://www.mothering.com/community/forum/thread/1319064/gifted-kids-ot-issues-and-encopresis-x-post#post_16521113
http://www.mothering.com/community/forum/thread/1319064/gifted-kids-ot-issues-and-encopresis-x-post#post_16521113