Mark is a writer, illustrator, ukulele obsessive and prolific blogger, who is also the Editor-in-chief of Make magazine (an O'Reilly Media publication) is the flagship of the new maker culture, where the act of making, hacking, customizing, blogging, etc., is celebrated. Make shows you how to hack into your houseplant?s DNA, build a rapid prototyping machine for $400, hack your Roomba robotic floor cleaner to do all sorts of things, build videocam rockets, and even make a cat feeder from an old VCR. It is geek, playful scientist, whole-earth, digger, merry prankster subculture rolled into one and is about active participation in invention and production. Serious science, serious message, serious fun. His talk is entitled ? A brief history of making ? and he will explore how new developments in manufacturing technology have made significant changes in the way we get involved in making stuff.