B.S. General Science, University of Oregon, 1978; M.S. Botany, University of British Columbia, 1985
John's specialties are wetland community ecology, bryophytes, and historical ecology. His major duties include wetland vegetation classification and conservation, tracking statewide occurrences of rare nonvascular plants and rare wetland plant associations, and mapping and documenting historic vegetation in Oregon. He has worked for the Oregon Natural Heritage Information Center since 1989.