In April 2011, Scott Kim gave a presentation called “Symmetry, Art & Illusion” in New York City. Here is the link to the video of Scott’s presentation.
Math Encounters — Symmetry, Art, & Illusion — Scott Kim
Also take a look at the ambigram in the background of the poster.
The proceeds benefit the “Museum of Mathematics”, opening in Manhattan in 2012. For more information, visit mathencounters.org.