The Vanderkooi’s are originally from DeKalb, Illinois, and have been in Soddo since 1994. Gary has a Ph.D. in Biochemistry and currently serves the hospital on the construction team.  Mary is a physician whose specialty is Tropical Medicine, and she is the author of the Village Medical Manual, which is in its sixth edition. Gary and Mary have two children. The Vanderkooi’s serve through Equip International.