Staff

Fred Van Dyke, Ph.D.
email(231) 587-8686Executive Director | Wheaton, IL
Fred Van Dyke is Au Sable Institute Executive Director. Prior to coming to Au Sable, he served as professor and chair of the Biology Department at Wheaton College, Wheaton, IL, and the director of their Environmental Studies Program.
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David C. Mahan, Ph.D.
emailAssociate Director and Registrar | Mancelona, MI
Since 1985, Dave Mahan has been serving Au Sable Institute at the Mancelona campus. Currently, he is the Associate Director and Registrar for the Institute. Dave earned his M.S. and Ph.D. in Stream Ecology from Michigan State University.
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Paul Wiemerslage, M.Ed.
emailEnvironmental Education Program Coordinator | Mancelona, MI
As Environmental Education Program Coordinator, Paul works with local schools to deliver hands-on, field-based K-12th grade environmental education experiences through our Environmental Education Program. In addition, Paul leads the Environmental Education Internship Program (EEIP), which works to equip college graduates with the skills necessary to be effective environmental educators.
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Bob Barr
emailDirector of Support Services | Mancelona, MI
Bob’s first experience at Au Sable occurred in 1967 while he was an undergraduate at Taylor University and a student of Dr. Harold Snyder. He took two field courses that summer and returned after graduation in the summer of 1968 to direct the water front and lead the Canadian Wilderness Bush Camp for the Au Sable Trails Junior Science camp that shared the facilities with Taylor University’s field station. Bob spent the next four years serving in the Marine Corps and dabbling in grad school.
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Lynn Drew
emailAdmissions Office Manager | Mancelona, MI
Lynn Drew is the Admissions Office Manager at Au Sable Institute. Her job is all-encompassing, from helping students register for courses to aiding a faculty member in getting a motorboat started out on Louie’s Pond.
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Rolf Bouma, M.Div./Ph.D.
email(734) 668-7421Au Sable Graduate Fellows Coordinator | Ann Arbor, MI
Rolf Bouma coordinates the Au Sable Graduate Fellows program. He is a pastor for Academic Ministries at the Campus Chapel in Ann Arbor, Michigan where he directs the Center for Faith and Scholarship, a Christian Study Center at the University of Michigan. He also teaches environmental ethics and public policy in the University of Michigan Program in the Environment. A graduate of the University of Michigan Law School with an emphasis in Environmental Law, Rolf attended seminary and is an ordained pastor in the Christian Reformed Church. He has served churches in Grand Rapids, Michigan and Framingham, Massachusetts. He also received a PhD in eco-theology at Boston University and has taught theology and environmental studies at Calvin College in Grand Rapids, Michigan.
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Dieter Bouma, M.S./M.P.P.
email(616) 617-0209Communications, Development, and Recruitment Coordinator | Ann Arbor, MI
Since 2010, Dieter Bouma has served as the Assistant for Recruitment, Development, and Communications at Au Sable. He is responsible for coordinating outreach to prospective Au Sable students, faculty representatives at our partner and participating colleges, and alumni, supporters, and groupies throughout the world.
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Susan Norman
email(616) 526-9952Business Manager
Susan Norman is the Business Manager for Au Sable Institute. She received her B.S. in Accountancy from Calvin College, and has used her skills in accounting to aid non-profit organizations in practicing sound fiscal management.
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