The Centers for Disease Control and Prevention maintains a website charting overweight and obesity trends in the United States among adults and children from 1985 to the present.

Theodore C. Bergstrom holds the Aaron and Cherie Raznick Chair of Economics in the economics department at the University of California in Santa Barbara, Calif., and is the author of On the Economics of Polygyny (University of Michigan, 1994), which is available online.

Armand L. Mauss, a professor emeritus of sociology and religious studies at Washington State University who now lives in Irvine, Calif., has written extensively on Mormonism. His most recent book is All Abraham’s Children: Changing Mormon Conceptions of Race and Lineage (University of Illinois Press, 2003).

Jenifer Kunz, an associate professor of sociology at West Texas A&M University, has researched the attitudes of 21st-century members of the Church of Jesus Christ of Latter-day Saints toward polygamy.

Edwin B. Firmage is a law professor at the University of Utah in Salt Lake City who has defended polygamists. A monogamist and a great-great-grandson of polygamist Brigham Young, Firmage teaches constitutional law. He is co-author of Zion in the Courts: A Legal History of the Church of Jesus Christ of Latter-day Saints, 1830-1900 (University of Illinois Press, […]

Irwin Altman is a distinguished professor of psychology at the University of Utah in Salt Lake City and the co-author of Polygamous Families in Contemporary Society (Cambridge University Press, 1996).

Martin Ottenheimer is an anthropology professor at Kansas State University in Manhattan, Kan., whose research specializes in marriage and family relationships.

Maura I. Strassberg is a law professor at Drake University in Des Moines who has expertise in sexuality law and has written about polygamy.

R. Collin Mangrum is a law professor at Creighton University in Omaha who teaches on church and state issues and on the history of American legal thought. He is co-author of Zion in the Courts: A Legal History of the Church of Jesus Christ of Latter-day Saints, 1830-1900 (University of Illinois Press, 1988).