Dr. Kjellmark joined the FSC in 1996. Since then, he has taught courses in Botany, Plant Physiology, Plant Taxonomy, Environmental Issues, Ecology, Medicinal Botany, Disasters, Civilizations and Environment.

Dr. Kjellmark's research interests are in paleoecology and fossil pollen analysis. He has led several groups of students to Andros, Bahamas for a tropical Biology Course.

Dr. Kjellmark currently serves as an Advisor to Beta Beta Beta.