1. Department of Human Development and Family Studies, College of Human Sciences, Iowa State University, Ames, Iowa, USA
2. Department of Child & Adolescent Development, College of Education, San José State University, San Jose, California, USA
3. Department of Health & Human Development, College of Education, Health & Human Development, Montana State University, Bozeman, Montana, USA
4. Human Development & Family Studies, College of Social Science, Michigan State University, East Lansing, Michigan, USA