Lester A. Tinkham holds a BSCE degree from Ohio University, and worked 33 years for the U.S. Army Corps of Engineers as a water resources planner, in both Huntington, W.V. and San Francisco. Since his retirement from federal service in 1990, he has been employed as the senior project engineer for Eastham & Associates. He is a registered professional engineer in five states and a professional surveyor in Ohio. He can be reached at firstname.lastname@example.org.