Jean Auel discusses her novel, "The Clan of the Cave Bear," including the anthropological research that informed her writing, feminism in her main character, Ayla, and the book's themes of cooperation, adaptation, tribal memory, and reverence for life. Includes excerpts from the book and recordings of pygmy music made by anthropologist Colin Turnbull.

E.F Donahue discusses his book "The Higher Animals". Donahue goes into depth about the characters in his book and touches on the subjects of evolution, history, literature, and his life. H.E.F.

H.E.F Donahue discusses his book "The Higher Animals". Donahue goes into depth about the characters in his book and touches on the subjects of evolution, history, literature, and his life. H.E.F. Donahue quotes Charles Darwin.

Edwin T. Buehrer, a Unitarian minister, discusses Unitarianism, his book "Changing Climate of Religion", and human problems. They also discuss humanity, religion, life on other planets, science, and the universe. Includes a clip of Arthur C. Clarke speaking about the universe and life on other planets. Includes a clip of a boy talking about who he thinks God is. Includes a clip of a boy talking about the fall of Rome.

Biologist, natural historian, and author David Attenborough discusses his book and upcoming television series “Life on Earth.” The book, show, and this interview focus on discussing the evolution of life.