SPECIAL EVENT: Miniworkshop to celebrate the incoming math/physics postdocs There will be a Miniworkshop on and around the research of Matt Ballard and Josh Guffin of the math department, and Lara Anderson and Inaki Garcia Etxebarria of physics. Two intense days, Aug 25-26, of informal lectures and discussions by three of the postdocs (Inaki will speak a couple of weeks later) plus some faculty, visitors and students from Penn and neighboring schools.