Dr. Yoder teaches courses in microbiology/immunology and general biology. His research focuses on disease transmission by insects, ticks and mites of medical-veterinary importance, and biological control emphasizing pheromone-assisted techniques, entomopathogenic fungi and water balance. This research has resulted in over 70 peer-reviewed publications in scientific journals with undergraduate students as co-authors. In addition, numerous of these undergraduate students have won research awards at regional and national scientific conferences. Other interests include cave and stream ecology research with Dr. Hobbs, running and tennis. Dr. Yoder holds a B.A. from the University of Evansville (Biology, Chemistry, French), a Ph.D. from The Ohio State University (Biochemistry/Entomology) and conducted Post-doctoral work at Harvard University. He came to Wittenberg in 2000.