Steve Heather is a former Lecturer of Mechanical Engineering and Computer Aided Design in England, UK. For the past 8 years, he has been a Beta Tester for Autodesk®, testing the latest AutoCAD® software and is a member of the AutoCAD® Customer Council. He is the co-author of the bestselling series of Beginning and Advanced AutoCAD® Exercise Workbooks. Previous to teaching, and for more than 30 years, Heather worked as a Precision Engineer in the aerospace and defense industries.