" It is this social spirit that meshes us together. IHPP new spin-off nodes of expertise such as Health Intervention and Technology Assessment Program -HITAP, Burden of Diseases-BOD, Centre of Alcohol Study and Alcohol Policy Research, Obesity Policy, Human Resource for Health, Health Systems Researches, Healthcare Financing, Emerging Infectious Diseases are natural evolution and diversification of expertise to cope with increasing complexities of health systems development. IHPP has never thought of building empire, but diversity its capacities to accommodate more complex health systems problems, towards a lean research institute in a rapid changing context. "