Willis H. Wagner was Professor Emeritus for the Department of Industrial Technology at Iowa State University. Mr. Wagner earned a bachelor of science degree from Central Missouri State University and a master of science degree from the University of Missouri. He worked in industry as a drafter and woodworker, and taught at the high school and collegiate levels. Mr. Wagner was a member of IAITA and ITEEA, and an honorary member of the Waterloo Technical Society. Howard "Bud" Smith spent most of his career as a magazine and textbook editor. He also worked as a carpenter for several years while earning a Ph.D. in journalism from Marquette University. Mr. Smith is the author of Energy and coauthor of Understanding Technology. Additionally, he has published articles in a variety of magazines over his career. He is currently retired. Mark W. Huth brings to Modern Carpentry a great deal of construction education experience from multiple perspectives. Besides working as a carpenter and contractor, he has worked as a carpentry instructor and as a consultant to both secondary and postsecondary educators. Mr. Huth has also written textbooks in the areas of construction print reading, construction principles, and construction math.
