1. Department of Counseling and Human Development, 206 Wenona Hall, South Dakota State University, Brookings, SD, 57007.
2. Department of Nutrition and Health Sciences, 104 E Levinson Hall, University of Nebraska-Lincoln, Lincoln, NE 68583-0806.
3. Social and Behavioral Sciences Research Consortium, 234 Prem S. Paul Research Center at Whittier, University of Nebraska-Lincoln, Lincoln, NE 68583-0866.
4. Department of Child, Youth and Family Studies, 135 Mabel Lee Hall, University of Nebraska-Lincoln, Lincoln, NE 68588-0236.