Jim Kelly was accepted into the LEGO MINDSTORMS Developer Program (MDP) in early 2006 and helped to beta test the LEGO MINDSTORMS NXT kit and software. He is a member of the MINDSTORMS Community Partners, a group that continues to assist LEGO with testing and growing the NXT product.
Matthias Scholz is a member of the LEGO Mindstorms Community Partners Program. His NXT-related Web site is extremely popular. He is also a frequent contributor to the well-known NXT blog, The NXT STEP. He majored in Mathematics at the University of Bayreuth and has held various positions in German IT enterprises.
Martijn Boogaarts was one of the initial organizers of LEGO WORLD. He has built several large demonstration models, including the Road-Plate-Laying-Machine, a working car factory (27 RCXs), and a Pinball machine.
Jonathan Daudelin has been competing in FLL since age 13. In 2007, his team won the First Place Robot Performance and First Place Innovative Robot awards at the World Festival after their robot achieved perfect scores in all three rounds. He is a contributor to The NXT Step blog and a co-author of "The LEGO MINDSTORMS NXT Idea Book" (No Starch) and "The NXT Robotics Competition Workbook" (self-published).
Laurens Valk is a member of the MINDSTORMS Community Partners, and one of his robots appears on the NXT 2.0 box. Valk is the author of The LEGO MINDSTORMS NXT 2.0 Discovery Book, a co-author of LEGO MINDSTORMS NXT One-Kit Wonders (both No Starch Press), and a contributor to The NXT Step Blog. He lives in the Netherlands where he studies Mechanical Engineering at Delft University of Technology.
Fay Rhodes is co-author of The LEGO MINDSTORMS NXT Idea Book (No Starch), a 2007 member of LEGO's MINDSTORMS Community Partners (MCP), and the only female contributor to the NXT Step Blog.