Riyadh, Monday 16 Rabi I 1434H occurring 28 January 2013G, HRH Prince Khalid Alfaisal, Director of The King Faisal Foundation, tonight announced the winners of the King Faisal International Prize.

The King Faisal International Prize for Medicine (Topic: The Genetics of Obesity) for the year 1434H - 2013G has been awarded jointly to:

jeffrey michael friedman


douglas leonard coleman

(USA- canada)

Simpson Professor, Rockefeller University,
New York,
Investigator, Howard Hughes Medical Institute, New York,
Director, Star Center for Human Genetics,
New York

Senior Staff Scientist Emeritus, The Jackson Laboratory, Bar Harbor, Maine

The research findings of professor Friedman and professor Coleman led to the identification and characterization of the leptin pathway. This seminal discovery has had a major impact on our understanding of the biology of obesity, describing some of the key afferent pathways in body weight regulation active in man. Their fundamental discoveries have also helped in the recognition of more illuminating views of the endocrine system. Because of their major contribution to the field of the genetics of obesity they have been awarded King Faisal International Prize in Medicine for the year 1434H. (2013).

   Notes to Editors:

  • Over the past 35 years, a total of 61 scholars from 11 different countries have won the King Faisal International Prize for Medicine.

  • The topic for the 1435H / 2014G King Faisal International Prize for Medicine is
    Non-Invasive Diagnosis of Fetal Diseases

Link to the Topics Page for the King Faisal International Prize for the year 1435H / 2014G

  • The deadline for all nominations is Wednesday 21 JUMADA II 1434H occurring 1 May 2013G.

This is the 35th annual King Faisal International Prize announcement.



King Faisal Foundation

Public Relations Department

Tel.         +(966 1) 465 2255

Fax         +(966 1) 465 8685







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