Professor, Life Span Human Development, School of Family Studies and Human Services, College of Human Ecology, Kansas State University
Scholar in Residence, The Mind Science Foundation
Postdoctoral Fellow, Child Psychiatry
Visiting Professor, Bush Program in Child Development and Social Policy, University of Michigan (past)
Visiting Scientist, Research Imaging Center, The University of Texas Health Science Center at San Antonio (past)
Scientist Administrator, Surgeon General's Scientific Advisory Committee on Television and Social Behavior
Senior Scientist, Children's Hospital Boston
Interim Associate Vice Provost, Research, Kansas State University
Senior Scientist, Boys Town Center for the Study of Youth Development
Director, School of Family Studies and Human Services, College of Human Ecology, Kansas State University
Senior Lecturer, School of Behavioural Sciences, Macquarie University (past)
Visiting Scholar, College of Communication, University of Texas at Austin (past)