Visiting professor Dr. Stan Cohen graduated from the University of Washington with a B.S. and M.S. in physics and a Ph.D. in experimental atomic physics from the University of New Mexico. He serves as the chief technology officer at BiRa Systems, in Albuquerque. Stan is the founder of the Center for Art and Exhibit Electronics Design (CAEED), through which he works with universities and museums to teach robust electronic fabrication and the appropriate use of microcontrollers in exhibits and public art installations. Dr. Cohen spent 20 years at Los Alamos National Laboratory as a physicist, controls engineer, and team leader at the LANSCE 800 MeV proton accelerator.