- Member of a sub-group on ‘Pace of Socio-Economic Change’ of the National Commission to Review the Working of the Constitution, New Delhi, 2000-2.
- Elected Member, (Since 1986) International Union for the Scientific Study of Population, Liege, Belgium.
- Member of a subgroup on evaluation of the Social Sector performance constituted at the instance of the Planning Commission Government of India for the formulation of the Eleventh Plan. (2000-1).
- Member of a Committee on Food Security setup by the National Security Council, Cabinet Secretariat, Government of India, New Delhi, 2001-2.
- Member of the NCAER Working Group on INDIA-VISION 2020 set up by the National Security Council, Cabinet Secretariat, Government of India, New Delhi, 2001-2.
- Member (institutional representation) of a network of Economic Development Management in Asia and the Pacific; the UNDP and Korea Development Institute, Seoul, Korea; 1994 onwards.
- Member, Expert Committee to Assess Current Status of Expenditure on Education and its Proportion to GDP in India, constituted by the Planning Commission, Government of India; June 1998 – June 1999.
- Member, Core Group on Poverty in India and South East Asia constituted by the UNDP, New Delhi, India; since 1996.
- Member of the Standing Committee on a project on Food Security Mapping in India, M.S. Swaminathan Foundation, Chennai, India (1999-2000).
- Member of a subgroup on assessing the status of Minorities in India constituted by the Ministry of Justice and Empowerment, Government of India at the instance of the Planning Commission Government of India for the formulation of the Eleventh Plan (2000-01).
- Member, ‘Social Watch India 2000 and Beyond’ a network preparing a comprehensive review for the UN General Assembly to be held in June 2000.
- National Co-coordinator, Research on Poverty in Andhra Pradesh, Orissa and West Bengal State in India, DFID, British Development Cooperation, New Delhi, India; March 1998 – April 1999.
- Member, Board of Trustees, Indian Association for the Study of Population, 1998-2000, New Delhi, India.
- National Co-coordinator, Economic Studies at the level of States, the Royal Netherlands Embassy, New Delhi, India; Since October 1997 – December 1998.
- Panelist in a group on Food Security and Nutrition, the World Bank, New Delhi; since 1997.
- Panelist in a group on Poverty in India, the World Bank and the UNDP, New Delhi; 1999.
- Member, Committee on Sustainable Human Development constituted by the UNDP, New Delhi, India; during 1994-6.
Member, Committee on follow up of the ICPD goals in India constituted by the UNFPA, New Delhi, India; during 1995-7. - Member, Task Force on Social Security, constituted by the Planning Commission and Ministry of Labour, Government of India; since 1997.
- Member, Technical Standing Committee on Reproductive and Child Health, Department of Health and Family Welfare, Government of India; Since February 1998.
- Member, Sub-group Technical Committee on Time use Survey, constituted by the Department of Statistics, Government of India; since 1997.
- Member, Advisory Committee on the Impact of Liberalization on female Employment, constituted by the Ministry of Human Resources, Government of India; during 1996-9.
- Member, Advisory Committee on the Evaluation of the Integrated Child Development Scheme, constituted by the Department of Women and Child Welfare, Ministry of Human Resources, Government of India; since 1996.
- Convener, Sub-Committee on Strategies on Health Care Financing and Insurance for the Ninth Plan, Constituted by the Department of Health and Family Welfare and the Planning Commission, 1996.