Jeff Dukes is a senior staff scientist in the Department of Global Ecology. Previously, he was a professor at Purdue University, where he held the Belcher Chair for Environmental Sustainability in the College of Agriculture and directed the Purdue Climate Change Research Center. Dr. Dukes’s research examines how plants and ecosystems respond to a changing environment, focusing on topics from invasive species to climate change. Much of his experimental work seeks to inform and improve climate models. Dr.