Founder, Borjoner International; Global Advisor, Centre for Urban Health and Development (CUHD-AIPA), MD, USA.
Director, Health Services Research; Global Health, Population and Nutrition; FHI 360, NC, USA
Vice President, Malaria Surveillance and Research; ICF International, MD, USA
Emeritus Professor, Department of Population Health, London School of Hygiene & Tropical Medicine, UK
Vice-Chancellor, University of Medical Sciences, Ondo, Nigeria
Director, Bixby Center for Population, Health and Sustainability; University of California at Berkeley, USA
Dept. of Community Medicine, University of Ibadan, Nigeria
Executive Director, EVIHDAF, USA & Cameroon