Alan Acock (Ph.D., Washington State University ) is Professor and former Chair of Human Development and Family Sciences at Oregon State University . He has also taught at Louisiana State University , Virginia Tech, and the University of Southern California . Alan has published 4 books, 20 book chapters, and 120 articles. He is a Fellow of the National Council on Family Relations, a winner of the Reuben Hill Award, several awards for teaching, and his book on Family Diversity and Well-Being received the 1995 Choice Award for Outstanding Academic Book. Alan has held elected offices in the American Sociological Association and the National Council on Family Relations. His substantive research has been on the effects of family structure on the well-being of family members and on intergenerational relations. He is currently investigating the effects of fathers returning to families after incarceration. He has served on editorial boards of several substantive journals including the Journal of Marriage and Family. His methodological research has focused on structural equation modeling and missing values. He is currently writing a book on Stata. He serves on the editorial board of the Journal of Structural Equation Modeling.Acock, Alan C. is the author of 'Sourcebook of Family Theory And Research ', published 2004 under ISBN 9781412940856 and ISBN 1412940850.