Dr. Mark Tholen's career in the dental industry spans almost 30 years, including 10 years in private practice before obtaining his MBA from the University of Texas. Additionally Dr. Tholen served as the Chief of Oral Medicine and Surgery at the Rockefeller University Hospital in New York City. He is the author of three dental textbooks published by Lea & Febiger, as well as a new comprehensive book on all aspects of dental office design which was introduced in February 2006. To complement his knowledge of design, he was the past CEO at T.H.E. Design, a dental office design firm that has created over 3,000 offices in virtually every State of the Union, Europe, and Australia. Dr. Tholen has lectured extensively in the U.S., Europe, Australia, and Asia and is a former consulting editor to the parent corporation of Dental Economics.