Nathan Yocom has worn many hats in the IT industry over the years. He currently works as a software engineer for Bynari, Inc., specializing in messaging and groupware software. With a bachelor's degree in computer science from Pacific Lutheran University, Nathan is also the cofounder of XPA Systems (http: //www.xpasystems.com) and author of pGina, an open source program that simplifies the Windows logon process by providing for the authentication of a user via many different methods. In his spare time, in addition to playing the guitar and an occasional round of golf, Nathan enjoys spendi...