Henk Aay and Robert (Bob) Hoeksema

Together, they have led Calvin student groups to the Netherlands for more than 20 years.

Henk is Professor of Geography and Environmental Studies, Emeritus at Calvin. Since retiring from Calvin in 2012, he was appointed Senior Research Fellow at the Van Raalte Institute at Hope College, where he focuses on Dutch American history and culture. He grew up in the Netherlands, is fluent in Dutch and has spent a number of semesters on research and teaching leaves in the country. He is currently working on an Atlas of Dutch American History and Culture.

Bob is a civil engineer and Professor of Engineering at Calvin. He recently worked for one of the Dutch regional water management authorities. He also wrote Designed for Dry Feet: Flood Protection and Land Reclamation in the Netherlands (ASCE Press, 2006).