His work is focused on private delivery of health services in developing countries and on market functions for health services and health commodities. He holds Masters degrees in business administration and public health and a doctorate in public health from the University of California Berkeley. Professor Montagu has worked extensively in Africa and Asia, and teaches on the private sector in developing countries, and on regulation of private hospitals and public-private-partnerships at UCSF, UC Berkeley and on behalf of the World Bank Institute. He currently has ongoing research projects on aspects of private healthcare delivery in Ghana, Kenya, Myanmar, and Nigeria.