Joe Grand is the President of Grand Idea Studio, a San Diego-based product development and intellectual property licensing firm, where he specializes in the invention and design of consumer electronics, medical devices, video games, and toys. His latest creations include the Stelladaptor Atari 2600 Controller-to-USB Interface and the Emic Text-to-Speech Module. He is is the author of Hardware Hacking: Have Fun While Voiding Your Warranty (Syngress Publishing, ISBN: 1-932266-83-6), and co-author of Stealing The Network: How to Own A Continent (Syngress, ISBN: 1-931836-05-1). Marcus R. Brown is a software engineer at Budcat Creations. His work includes writing low-level drivers and system-level programming such as resource management, file loading, and audio streaming. He is currently working on an unannounced title for the PlayStation 2 and Xbox. Marcus lives in Las Vegas, Nevada. Jonathan S. Harbour has been an avid hacker for many years, having started with early systems like the Commodore PET, Apple II, and Tandy 1000. He holds a degree in computer information systems, enjoys writing code in C, C++, and several other languages, and has experience with many platforms, including Windows, Linux, Pocket PC, and Game Boy Advance. Frank (Thorn) Thornton runs his own technology-consulting firm, Blackthorn Systems, which specializes in wireless networks. He has co-authored WarDriving: Drive, Detect, and Defend: A Guide to Wireless Security (Syngress Publishing, ISBN: 1-93183-60-3), as well as contributed to IT Ethics Handbook: Right and Wrong for IT Professionals (Syngress, ISBN: 1-931836-14-0). Albert Yarusso is a principle of Austin Systems (www.austinsystems.com), an Austin, Texas-based firm that specializes in web design programming and hosting services. Albert co-founded AtariAge (www.atariage.com) in 2001, a comprehensive website devoted to preserving the history of Atari’s rich legacy of video game consoles and computers, which has become one of the busiest destinations on the web for classic gaming fans. Christopher Dolberg is a full-time student, and an avid player of console and PC games. When not gaming, he can be found modifying his hardware in an attempt to push it to the very limits of its function. Occasionally he takes time off from both these activities to actually attend classes. Ralph H. Baer is an engineer and a hacker from way back, as well as a prolific inventor with over 150 US and foreign patents to his credit. He is best known as the "Father of Video Games." For over fifty years he has had one leg in the commercial and defense electronics development and production business; and the other leg in toy and game design. Many well-known handheld electronic toys such as "Simon" came from his lab. His early video game hardware already resides in such places as the Smithsonian and the Japanese National Science Museum and replicas are on display all over the map. Job de Haas is Managing Director of ITSX BV, a Dutch company located in Amsterdam. ITSX BV provides security testing services in the broadest sense. Job is involved in testing, researching, and breaking security aspects of the latest technologies for corporate clients.