William P. "Bill" Kennedy is the former editor-in-chief of A+ Publishing, including MacComputing, A+, and PC Games magazines. Kennedy was an early participant in one of the founding companies pre-cursor to both iRobot and to ActivMedia Robotics, along with Grinnell More, inventor of the PackBot robot. Kennedy went on to become CTO at MobileRobots Inc. (now ActivMedia Robotics) where he led development efforts for the Pioneer series, the reference platform for research robots. As of 2010 he is president and chief technical officer of ActivMedia.
Bill Kennedy is probably best known as co-author with Chuck Muscano of HTML: The Definitive Guide and later HTML & XHTML: The Definitive Guide by O'Reilly Media, a book originally eschewed by publisher Tim O'Reilly, but later revered as it became one of O'Reilly's best- and longest-selling publications.