Wertheim is co-founder of the Institute for Figuring. From the org's site:
The Institute's interests are twofold: the manifestation of figures in the world around us and the figurative technologies that humans have developed through the ages. From the physics of snowflakes and the hyperbolic geometry of sea slugs, to the mathematics of paper folding, the tiling patterns of Islamic mosaics and graphical models of the human mind, the Institute takes as its purview a complex ecology of figuring
Tickets are $15 and include dinner, which you need to RSVP for. I think it is free without dinner. The talk starts at 6:00
Can I talk anyone into going to this with me?!?! Please!