Terry Wohlers

See the following -

How Open Source Hardware Is Driving the 3D-Printing Industry

Brian Proffitt | ReadWriteWeb/Hack | July 3, 2012

The potential of 3D printing to transform the way we get things - the market is predicted to hit $3.1 billion in the next four years - gets a lot of press. But not much of that attention has focused on the unique role of open source hardware in enabling 3D printing to realize its promise. Read More »