Emeritus Professor Physical Medicine and Rehabilitation at the University of Michigan, Volunteer Professor at the Medical College of Wisconsin, University of Vermont and Dartmouth College; president of Haig Consulting LLC and of the International Rehabilitation Forum, and on medical staff at the University of Vermont Health Network
Professor/Programme Director for Master of Science (Nursing) & Doctor of Philosophy Alice Lee Centre for Nursing Studies (NUS Nursing), Yong Loo Lin School of Medicine, National University of Singapore