Mr. David J. Sherrill is a distinguished Land Surveyor, Author, and Educator with a wealth of experience. He holds licenses as a Professional Land Surveyor in Illinois, Missouri, Iowa, Arkansas, Kentucky, and Nebraska, and boasts over 50 years of combined experience in both private and public surveying. For 19 years, he has served as a faculty member at Southern Illinois University Edwardsville (SIUE), where he currently directs the Surveying and Geomatics program. Additionally, he is a former chair of the Land Surveying Licensing Board for the Illinois Department of Professional Regulations.

Mr. Sherrill has contributed extensively to the field through numerous articles on surveying education and practice, published in various multi-state and national professional outlets. His excellence has been recognized with multiple prestigious awards from both National (NSPS) and State Societies (IPLSA, MSPS), as well as accolades from SIUE. Notably, he was named Surveyor of the Year in 2024 by the Illinois Professional Land Surveyors Association.