Brook Drumm is the founder and CEO of Printrbot, Inc. Brook is an American maker who set out to start a side business in his garage. After a wildly successful kickstarter in 2011, Brook was catapulted to the white-hot intersection of crowdfunding, 3d printing and the exploding maker- culture. Printrbot is an example of what blood, sweat and tears can produce if you set your mind and heart on what you are passionate about.James is a writer who lives in Atlanta, GA with his wife and two young sons. He has degrees in Industrial Engineering and English and enjoys making things, writing about those things, and training young makers. He has written over 25 books on a variety of subjects from LEGO robotics to Open Source software to building your own CNC machine and 3D printer.Matt Stultz is a community leader and frequent contributor to Make. He is a member of the Make 3D Printing Testing team and has created numerous projects for Make. Matt was a founder of HackPittsburgh and 3D Printing Providence.Rick has code in brain, soldering iron in hand, Art Blakey blaring in the background... transforms techno babble into reality and is strangely fond of the ellipsis.John Edgar Park is a producer at Disney Research. He has worked in animation production at Disney for ten years and has worked in computer graphics since 1994 at various companies, including IBM, Novalogic game studio, and Sony Pictures Imageworks. John was the host and co-writer of the Emmy Award nominated series Make: Television. He regularly demos his projects at Maker Faires, and builds and writes about technology projects for Make magazine and other places online and in print.John Baichtal writes books about toys, tools, robots, and hobby electronics. His first book was The Cult of Lego (No Starch), an exploration of the culture and work of adult Lego builders. Most recently he wrote Maker Pro for MAKE, Robot Builder for Que, as well as The Locksmith's Apprentice, a fantasy novel. He lives in Minneapolis, MN, with his wife and 3 children.Brian Roe is a Tinkerer at heart and a Mechanical Designer by trade. His diverse career has led him down many interesting paths. He worked as a creature creator for Hollywood films, was part of a successful combat robot team for the show Battlebots, and I assisted with the design of the 3D cameras used for the film Avatar. Brian is currently working on The 10,000 Year Clock project for The Long Now Foundation along with engineering for Printrbot.Nick served in the Marine Corps for eight years, after which he decided to go back to school and pursue a career in Electronics Engineering. He spent two years at Parallax Inc. as the lead developer of the Elev-8 Multi-rotor platform, before coming over to work on electronics at Printrbot Inc. He is a maker at heart, and enjoys tinkering and hacking on all size and shapes of electronics. If it ain't broken, you haven't tinkered enough!Steven Bolin is currently working at Printrbot as a Production Manager and assists in the R&D department. He has always enjoyed working with his hands whether it be in construction or just projects around the house, so building and designing 3D printers has been an absolute joy. As a former Youth Pastor and father of 2 kids, he loves making and playing with toys, so 3D printing lends naturally to this hobby. Steven hopes to continue developing new product that incorporates 3D printing into everyday use.Mark was born in Missouri and found his way to California. Having grown up with 3 brothers, one older and two younger, he is competitively driven in everything he does. Mark grew up in a God-fearing household and lives his life at the same level of integrity from which he was taught. Currently, he is searching for what he wants to do for the rest of his life and is the Printern at Printrbot.Caleb Cotter works at Printrbot as an R&D Specialist. He's a maker with a passion for 3D printing and rapid prototyping. He's fascinated with the world of opportunity in which you can make anything on your desk. When he's not in his garage hacking up stuff, he's still in his garage hacking up his car. On the rare occasion he's not making anything, he's out exploring or getting into trouble with friends.