There's one shot of Morin holding something translucent which looks like part of the intestine. Depending on how up-to-date your topology is, you may be able to follow this discussion of spheres turning inside out. It eludes me, but maybe Alexx is not heat-struck:

http://www.geom.uiuc.edu/docs/outreach/oi/

(As I'm sure we're so relieved to read, the AMS Notices article concludes

begin quote  Like so many other blind mathematicians, Battles is an inspiration to the sighted and the blind alike.
—Allyn Jackson quote ends

)