Stephan serves as a Full Professor in the Department of Life Sciences at the University of New England, where he has been teaching since 1987. His course studies include: Oceanography, Physical Geology, Ecology and Plants of New England. Prior to his tenured position at the University of New England, he served as Director at the Environmental Education Center in Everglades, Florida. He also conducted Post Doctoral research at Harbor Branch Oceanographic Institution in Fort Pierce, Florida, with his area of research conducted in phytoplankton physiology and ecology. Professor Zeeman has extensive knowledge of kelp species and other forms of sea vegetation and their healing properties and benefits.