From 1984 and beyond, The Obesity Society (TOS) has possessed a rich history of leadership through its Past Presidents. They have provided strategic direction and made numerous accomplishments during their years of service such as increasing the membership, and successfully executing the work of the TOS annual meeting at ObesityWeek®. Our Past Presidents have also chaired and served on multiple committees, and received numerous awards for their dedication and service.

TOS Past Presidents:

2023
Elizabeth Parks, PhD, FTOS

2022
Daniel Bessesen, MD, FTOS

2021
Catherine Kotz, PhD, FTOS

2019 – 2020
Lee M. Kaplan, MD, PhD, FTOS

2018 – 2019
Steven Heymsfield, MD, FTOS

2017 – 2018
Caroline Apovian, MD, FTOS

2016 – 2017
Allen Levine, PhD, FTOS

2015 – 2016
Penny Gordon Larsen, PhD, FTOS

2014 – 2015
Nikhil Dhurandhar, PhD, FTOS

2013 – 2014
Steven Smith, MD, FTOS

2012 – 2013
Harvey Grill, PhD

2011 – 2012
Patrick O’Neil, PhD, FTOS

2010 – 2011
Jennifer Lovejoy, PhD, FTOS

2009 – 2010
Donna Ryan, MD, FTOS

2008 – 2009
Robert Kushner, MD, FTOS

2007 – 2008
Gary Foster, PhD, FTOS

2006 – 2007
Eric Ravussin, PhD, FTOS

2005 – 2006
Thomas Wadden, PhD, FTOS

2004 – 2005
Louis Aronne, MD, FTOS

2003 – 2004
Barbara Corkey, PhD, FTOS

2002 – 2003
Samuel Klein, MD, FTOS

2001 – 2002
Michael Jensen, MD, FTOS

2000 – 2001
Charles Billington, MD, FTOS

1999 – 2000
David York, PhD,
FTOS

1998 – 1999
George Blackburn, MD, PhD, FTOS

1997 – 1998
James Hill, PhD, FTOS

1996 – 1997
Barbara Rolls, PhD, FTOS

1995 – 1996
Robert Eckel, MD, FTOS

1994 – 1995
Xavier Pi-Sunyer, MD

1993 – 1994
William Dietz, MD, PhD, FTOS

1992 – 1993
Judith Stern, ScD, FTOS

1991 – 1992
Claude Bouchard, PhD, FTOS

1990 – 1991
Richard Atkinson, MD, FTOS

1989 – 1990
George Bray, MD, FTOS

1988 – 1989
Anthony Sclafani, PhD, FTOS

1987 – 1988
M.R.C Greenwood, PhD, FTOS

1986 – 1987
Aubie Angel, MD

1985 – 1986
Mario DiGirolamo, MD

1984 – 1985
Barbara Hansen, PhD, FTOS