Collin Ruffenach is an iOS Developer with Simple based in Portland, OR. Collin graduated with a B.S. in Computer Systems Engineering and an M.S. in Computer Science in 2010 from Arizona State University. His research revolved around iOS development in home automation based scenarios. Since 2008, Collin has been contributing to iCodeBlog, where since the initial iPhone SDK release he has been posting both articles and screencasts on different iOS programming topics. He also recently contributed to a new book called "Objective-C Fundamentals" by Manning Publishing. You can follow Collin's postings on his twitter: @cruffenach.