Dr. Mark Ashton is the Morris K. Jesup Professor of Silviculture and Forest Ecology, and the Director of the Yale Forests. He has conducted over thirty-five years of research on the biological and physical processes governing the dynamics of natural forests and on the creation of their agroforestry analogs. His long-term research concentrates on tropical and temperate forests of the Asian and American realms. Ashton has been recognized by fourteen university awards for his teaching and advising, the David M. Smith Award for Silvicultural Research by the Society of American Foresters, and the UNESCO Sultan Quaboos Award for tropical forest conservation.