Ken Mudge has been involved in agroforestry research, teaching, and extension for over twenty years. His research has focused on non-timber forest products including nitrogen-fixing trees, American ginseng, forest-cultivated mushrooms, and others. He teaches courses including a practicum in forest farming, plant propagation, and grafting. He is principal investigator on a NE SARE-funded extension project, in collaboration with the University of Vermont and with established shiitake farmers (including coauthor Steve Gabriel) to train forest owners in shiitake mushroom production as a business enterprise.