Dan Halperin is a PhD student in computer science and engineering at the University of Washington. His research includes wireless networking, with a current focus on next-generation technologies, and practical security and privacy in the wired and wireless, digital and physical domains. He received his BS in computer science and mathematics from Harvey Mudd College and his MS at Washington. He likes to make and break things in his spare time, and on the side helps teach lock picking to Washington undergraduates and is an avid participant in urban spelunking. In addition to memberships in dry academic communities, Daniel is a member of the EFF.