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In observance of the 2024 holiday season, Sage offices will be closed Monday December 23rd through Wednesday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Thursday January 2nd. For technical support during this time, please visit our technical support page for assistance options. 

We wish you a wonderful holiday season. Thank you. 

David M. Klein University of Notre Dame, Australia

David 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 and 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.