Endocrinologist Creswell Eastman does crucial work around the world, preventing birth defects caused by Iodine Deficiency Disorders. Professor Creswell (Cres) Eastman has led projects to abolish Iodine Deficiency Disorders (IDD) throughout the developing world.

Over the past decades, Cres and his teams have been effective in Malaysia, Laos, Thailand, Vietnam, Indonesia, China and Tibet. His transformative work with populations in remote areas of China led him to be dubbed "the man who saved a million brains".