James B. Johnson, M.D. , an instructor in plastic surgery at Louisiana State University Health Sciences Center School of Medicine, retired after more than twenty years in private practice to pursue his longtime interest in alternate-day calorie restriction. He has published numerous articles in scientific and medical journals, including Medical Hypotheses and Free Radical Biology & Medicine. His work has been featured in the popular press, including The Independent (London) and Woman's World. His website is AlternateDayDiet.com.
DONALD R. LAUB SR., M.D., is the former chief of plastic surgery at Stanford University School of Medicine.