Bill Fane was a doorknob designer for many years. Then, in 1996, he began teaching mechanical design, including courses in AutoCAD, Inventor, SolidWorks, and machine design. Having used AutoCAD since Version 2.17g debuted in 1986, Bill lectured on a wide range of AutoCAD and Inventor subjects at Autodesk University from 1995 to 2012. He has written extensively for CADalyst magazine.