David Markell’s scholarship and public service have been primarily in the areas of environmental and administrative law. He has published five books and more than forty articles and book chapters, and is widely recognized for his scholarly work relating to climate change, compliance and enforcement, North American environmental law and policy, citizen participation in governance, and the design of government decision-making procedures. One of his books received the ABA Section of Administrative Law and Regulatory Practice Award for Scholarship in 1995 and was cited as "the most outstanding work of legal scholarship in the field" published that year. Three of his articles have been selected among the best environmental and land use law review articles published since 2000.
Professor Markell currently serves on EPA’s National Advisory Committee for the NAFTA Environmental Commission and as a member of the Environmental Law Advisory Group for the Organization of American States Department of Sustainable Development. Professor Markell previously served as the first Director of the Commission for Environmental Cooperation’s Submissions on Enforcement Matters Unit, as Acting Deputy Commissioner for the New York Department of Environmental Conservation’s Office of Environmental Remediation and as Director of DEC’s Division of Environmental Enforcement. He also served as a trial attorney with the United States Department of Justice's Environmental Enforcement Section and as a lawyer with U.S. EPA Region 1 (New England). Professor Markell has also been a mediator and expert witness and served as an External Advisor to the Government of Canada’s Office of the Auditor General.
Professor Markell served as Associate Dean for Academic Affairs at the College of Law for the 2007-2008 academic year and currently is the Associate Dean for Environmental Programs. Prior to joining the faculty at Florida State Law in 2002, Professor Markell was a professor at Albany Law School. He has been a visiting professor at the University of Virginia School of Law and at Lewis and Clark College of Law.