Lisa Portmess is a philosophy professor at Gettysburg College in Gettysburg, Pa. With Kerry Walters, she co-authored two books, one about the history of religious vegetarianism and the other on the history of ethical vegetarianism.

Unitarian Universalist Animal Ministry promotes animal rights and welfare issues among members of the Unitarian Universalist Association. It is based in Burlington, Vt. Mark Causey is president.

Mormons for Animals is an organization of students, faculty and others affiliated with Brigham Young University in Provo, Utah. Christopher Foster is faculty adviser.

BYU Vegetarians is an organization of students, faculty and others affiliated with Brigham Young University in Provo, Utah. Christopher Foster is faculty adviser.

Jewish Veg is the Web site of Jewish Vegetarians of North America. It is dedicated to promoting vegetarianism among Jews by linking it to Halakhah (Jewish law). Richard Schwartz is the president of Jewish Vegetarians of North America, which is based in Newport News, Va. Contact through the website.

The Society of Ethical and Religious Vegetarians promotes a plant-based diet in the belief that vegetarianism is consistent with religious teachings. Its pamphlet on vegetarianism and world religions traces support for a plant-based diet in religious scriptures and teachings. Stephen Kaufman is coordinator.

All-creatures.org promotes veganism, vegetarianism and a “cruelty-free lifestyle” based on Judeo-Christian teachings and ethics. It is run by the Mary T. and Frank L. Hoffman Family Foundation and is based in Athens, N.Y.

The Lakshmi Cow Sanctuary in Bangor, Pa., rescues cows headed for slaughter because, among other things, “cows are dear to Lord Krishna.” Its founder is Sankar Sastri. Contact through the website.

Vegetarian Friends is a Quaker organization dedicated to helping Quakers and others keep a vegetarian diet. The group publishes a monthly journal, The Peaceable Table.