"Research Interests: Determinants of nuptiality and fertility change, population and development issues, particularly related to human resource development, population policy, urbanization and the dynamics of mega-urban region development." 
- Nomination Committee (2002-05), International Union for the Scientific Study of Population
- Editorial Advisory Board, Journal of Population Research
- (Jointly edited with Kamilini Ramdas) (Un)tying the Knot: Ideal and Reality in Asian Marriage, Singapore: Asia Research Institute.
- (Jointly edited with Mehtab Karim) forthcoming Islam, the State and Population Policy, London: C. Hurst and Co.
- 2003 "White Australia, National Identity and Population Change", in Laksiri Jayasuriya (ed), The Legacy of White Australia: Race, Culture and Nation, Perth: University of Western Australia Press.