About the Authors

George Omura is a licensed architect, Autodesk Authorized Author, and CAD specialist with more than 30 years of experience in AutoCAD and over 40 years of experience in architecture. He has worked on design projects ranging from resort hotels to metropolitan transit systems. George has written numerous other AutoCAD books for Sybex, including Mastering AutoCAD 2018 and AutoCAD LT 2018.

Brian C. Benton is a CAD manager, CAD service provider, technical writer, and blogger. He has over 20 years of experience in various design fields (mechanical, structural, civil, survey, marine, environmental) and is well versed in many design software packages (CAD, GIS, and graphics). He has been Cadalyst magazine's Tip Patroller, AUGI HotNews production manager, and Infinite Skills' AutoCAD training video author.