how the body maintains flow to different circulations, how the vagus nerve affects various functions of the heart, the causes of Wenckebach heart block, and the effect of neuropeptide Y on the heart. Over his career, Levy published more than 220 journal articles and was the editor-in-chief of the American Journal of Physiology subjournal Heart and Circulatory Physiology. He received numerous awards, including a merit award from the National Institutes of Health and the Carl J. Wiggers Award from the American Physiological Society's cardiovascular branch. He was also inducted into the Cleveland Medical Hall of Fame. Retirement and death Levy became a professor emeritus in 1993 but continued to work at Mount Sinai Hospital and MetroHealth Medical Center. After retiring he continued to edit new editions of his and Berne's textbooks. He died on March 19, 2012 at Hillcrest Hospital in Cleveland. References 1922 births 2012 deaths American physiologists Case Western Reserve University School of Medicine alumni Case Western Reserve University faculty Albany Medical College faculty People from Washington Heights, Manhattan Writers from Cleveland Medical school textbook writers American textbook writers People from University Heights, Ohio Scientists from New York (state)