George Omura is an architect, illustrator, and CAD specialist who has worked on design projects ranging from resort hotels to metropolitan transit systems to the prestigious San Francisco Library project. A graduate of the University of California at Berkeley, he is the all-time best-selling AutoCAD author. His AutoCAD books, all from Sybex, include Mastering AutoCAD 14, Mastering AutoCAD 2000, Mastering AutoCAD 3D, Mastering AutoCAD LT, AutoCAD 14 Instant Reference, Mastering AutoCAD 14 and 2000 Premium Edition, and Mastering AutoCAD for Mechanical Engineers. When he's not writing, he helps architects produce 2D and 3D computer models and renderings in their real-world projects.