Mark Richard Miller (Kingsville, TX) is Associate Professor and Department Chairman of the Industrial Technology Department at Texas A & M University in Kingsville, Texas. His focus is on career preparation for construction management. He has authored seven books, publishes in trade magazines, and speaks at conferences.

Rex Miller (Round Rock TX) was a Professor of Industrial Technology at The State University of New York, College at Buffalo for over 35 years. He has taught on the technical school, high school and college level and is the author of more than 100 books ranging from plumbing and electronics to carpentry and sheet metal work. He has contributed more than 50 magazine articles over the years to technical publications