David M. KleinDavid M. Klein is Associate Professor in the Department of Sociology at the University of Notre Dame. His current research is on relationship formation, assessment, and dissolution. He co-edited the Sourcebook of Family Theory an Research, and has served as Chair and Archivist of the Theory Construction and Research Methodology Workshop. He also has been Treasurer of the National Council on Family Relations, and Chair of its Research and Theory Section.  He is also an Honorary Fellow of the National Council on Family Relations. Read More Read Less