Michal R. Belknap is an emeritus professor of law at California Western School of Law in San Diego. He wrote the essay “Cults and the Law” for the book Religion and American Law: An Encyclopedia.

K. Tsianina Lomawaima is co-author of Uneven Ground: American Indian Sovereignty and Federal Law (University of Oklahoma Press, 2001) and professor of American Indian studies at the University of Arizona.

John Young is director of comparative medicine at Los Angeles Cedars-Sinai Medical Center and chairman of Americans for Medical Progress, a pro-animal testing group.

Frankie Trull is founder and president of the Foundation for Biomedical Research, an organization that promotes the responsible use of animal testing in scientific labs.

Michelle Thew is chief executive of the British Union for the Abolition of Vivisection and has worked on a number of campaigns regarding the use of animals for research and testing, including successful work on a European Union-wide cosmetics testing ban.

James Hitchcock is a professor emeritus of history at St. Louis University. He wrote the book The Supreme Court and Religion in American Life, Vol. 2: From “Higher Law” to “Sectarian Scruples.”

Betsy Nessen Merrill is director of development and communications for AltWeb, the Alternatives to Animal Testing website, a project of the Johns Hopkins Center for Alternatives to Animal Testing in Baltimore.

Dr. Michael Greger is a physician and director of public health and animal agriculture in the farm animal welfare division of the Humane Society of the United States. He is an expert on the public-health implications of using antibiotics and growth hormones in livestock and other food-safety issues.

Davison M. Douglas is director of the Election Law Program at the Marshall-Wythe School of Law at the College of William and Mary in Williamsburg, Va. He wrote the essay “‘Christian Nation’ as a Concept in Supreme Court Jurisprudence” for Religion and American Law: An Encyclopedia.