Patricia Zettler is a professor of law at The Ohio State University Moritz College of Law. Stephen Morrissey, the interviewer, is the Executive Managing Editor of the Journal. P.J. Zettler, T.L. Wagener, and M.L. Berman. What’s Next for Nicotine? The Coming Legal and Political Battles over an FDA Proposal. N Engl J Med 2025;