| 2002–2005 |
External Assessor, Universiti Putra Malaysia, Fakulti Ekologi Manusia, Kuala Lumpur, Malaysia |
| 1998–2002 |
Associate Vice Provost, ISU Extension, Iowa State University |
| 1996–1997 |
Presidential Intern (Budgets and Strategic Planning), Iowa State University |
| 1990–1991 |
Scientist, USDA/CSRS Management of Program Reviews (stationed at Iowa State University) |
| 1990 Spring |
Scientist, USDA/CSRS (Cooperative State Research Service) under Intergovernmental Personnel Act (IPA), Washington, D.C. |
| 1988–Present |
Professor, Department of Human Development and Family Studies, Iowa State University |
| 1984–1988 |
Associate Professor, Department of Family Environment, Iowa State University |
| 1980–1984 |
Assistant Professor, Department of Family Environment, Iowa State University |
| 1976–1980 |
Assistant Professor, Department of Family Studies, University of Manitoba |
