Rabbi Harold S. White is Jewish chaplaincy director and senior Jewish chaplain at Georgetown University, where he also teaches in the theology department. He is deeply involved in animal protection issues.

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.

Read a July 18, 2008, article in the Columbia Missourian about the religious underpinnings for Rabbi Yossi Feintuch’s decision to be a vegetarian.

Read a July 28, 2010 article from The Huffington Post about how the Talmud discusses sustainability and environmental stewardship.

Zoo Torah is the blog of Israeli Rabbi Natan Slifkin, who uses the Jewish scriptures to teach about Judaism and its relation to animals.

The Jew and the Carrot is a blog by The Jewish Daily Forward for Jews interested in sustainability and the politics of food. It maintains a list of contributing writers.

The Rev. Patricia D. Brown is director of Spiritworks, a nonprofit, online resource for the exploration of Judeo-Christian spirituality. She is the author of Paths to Prayer: Finding Your Own Way to the Presence of God. She is based in Pittsburgh.

Janet Ruth Falon is a creative writing teacher and the author of The Jewish Journaling Book: How to Use Jewish Tradition to Write Your Life and Explore Your Soul.

Debbie Levenstein is development officer for Women’s Philanthropy of the Jewish Federation of Greater Metro­West, N.J. and worked for a time as the advocacy director of the Domestic Abuse Women’s Network in Tukwila, Wash. Among her specialties is dealing with Jewish women and domestic violence.