What does it mean to establish a religion? This edition of ReligionLink is focused on a hotly contested and confusing piece of the First Amendment.

Kristen Waggoner is senior vice president for the U.S. legal system and communications for the Alliance Defending Freedom, a firm known for defending religious objectors to same-sex marriage on the grounds of religious freedom. She argued Masterpiece Cakeshop v. Colorado Civil Rights Commission before the Supreme Court. Arrange an interview through this media contact form.

Linda Feldman is the director of family education for the Bureau of Jewish Education of Greater Phoenix, which offers courses for interfaith couples.

Rabbi Shmuly Yanklowitz is the president of Valley Beit Midrash in Phoenix. In 2016, he joined with an interfaith group of Arizona leaders to support a ballot initiative seeking to legalize recreational marijuana in the state.

Stephen Helms Tillery is an associate professor of bioengineering and fellow of the Lincoln Center for Applied Ethics at Arizona State University. He has helped develop cutting-edge technology related to prosthetics, but he’s skeptical that science will ever produce the advancements predicted by transhumanists.

Sara Imari Walker is an associate professor at the School of Earth and Space Exploration and deputy director of Beyond: Center for Fundamental Concepts in Science at Arizona State University in Tempe, Ariz. She is also the leader Emergence, an ASU research group focused on the origins of life here and elsewhere in the universe.

Brother Guy Consolmagno is a Jesuit and director of the the Vatican Observatory, as well as president of its foundation. He is a frequent commentator on religion and science and wrote the pamphlet “Intelligent Life in the Universe: Catholic belief and the search for extraterrestrial life.” The observatory is in Tucson, Ariz.

Subbarao Kambhampati is a professor of computer science and engineering at Arizona State University in Tempe and president of the Association for the Advancement of Artificial Intelligence. He frequently speaks and gives interviews about the implications of AI on human society. One of his lectures on the subject is available on YouTube.

Southside Presbyterian Church in Tucson, Ariz., has participated in the sanctuary movement since its first wave in the 1980s. In addition to continuing to house undocumented immigrants, it organizes other congregations throughout the nation in the new sanctuary movement. The Rev. Alison Harrington is pastor.