About the Author
Michael Gasperi has been an expert in LEGO Mindstorms sensors since they were first introduced in 1998. His popular web site and contributing chapters to
Extreme Mindstorms (Apress, 2000) have guided many people through the process of building their own extensions to the kit.
Ralph Hempel is a professional engineer who specializes in embedded systems design. Ralph holds a degree in electrical engineering from the University of Waterloo in Canada. LEGO had been a part of Ralph's life since the late 1960s, but when he bought a set for his son Owen in 1997, the flame was rekindled. Besides building original Technic and Town models with his family, Ralph enjoys snowboarding, mountain biking, and playing blues harmonica.
Luis Villa is an undergraduate at Duke University studying computer science. He rediscovered LEGO and became an expert in LEGOS while preparing to become a teacher's assistant for a Duke course that used LEGO MINDSTORMS. Luis writes and maintains the legOS HOWTO, which can be found on the Web at http://legos.sourceforge.net/HOWTO. Besides maintaining the legOS HOWTO, Luis spends his spare time studying political theory and attending lots of Blue Devil basketball games.
Dave Baum is a principal staff engineer at Motorola. With the advent of LEGO MINDSTORMS, Baum was able to combine two of his favorite pastimes: programming and building with LEGO. He then developed Not Quite C (NQC), a powerful language for programming MINDSTORMS robots that has been widely accepted by advanced users. Visit Dave's personal website at BaumFamily.org/NQC.