He is the editor or coeditor of three books: Support for Parents and Infants: A Manual for Parenting Organizations and Professionals (Routledge & Kegan Paul, 1986), Research on Support for Parents and Infants in the Postnatal Period (Ablex, 1987), and Infant Crying: Theoretical and Research Perspectives (with Barry M. Lester, Plenum Press, 1985), as well as the author of numerous research publications and grants.