My research interests focus on health and aging. Currently, I am involved in more than ten research projects that focus on one or the other or both. I also have strong interests in quantitative methodology. A current grant (with Naoko Muramatsu) examines the impact of state-level long term care policy on the nursing home transitions. Two recent publications are:

Colder, Craig R; Campbell, Richard T; Ruel, Erin; Richardson, Jean L; Flay, Brian R. A finite mixture model of growth trajectories of adolescent alcohol use: Predictors and consequences. 2002 Journal of Consulting and Clinical Pschology. Vol 70(4): 976-985

Muramatsu, Naokop, and Campbell, Richard T. 2002. State Expenditures on Home and Community Based Services and Use of Formal and Informal Personal Assistance: A Multilevel Analysis. Journal of Health and Social Behavior 43(March): 107-124.