Anthropologist Melvin Konner—author of Believers: Faith in Human Nature—explains the persistence of religious belief in the face of atheistic criticisms. Konner discusses his religious background and his path to a study of biological anthropology, including his work with the !Kung people in Botswana. Konner also challenges the New Atheists' insistence that humanity can and should do away with religion.

Kevin Currie-Knight—professor of education at East Carolina University, author of Education in the Marketplace, and president of the board of New Pathfinder Community School—discusses self-directed education and answers various objections to it.her subscribers or get access to bonus episodes, visit

Jason Crawford, entrepreneur and author of the Roots of Progress blog, discusses what progress is, where it comes from, and how it vastly betters our lives. In the process, he highlights key industrial and technological innovations, explains the errors of Malthus, and discusses how we can keep progress alive.h other subscribers or get access to bonus episodes, visit

Historian John Coffey discusses his book, Persecution and Toleration in Protestant England 1558–1689, and its lessons for today. Coffey reviews the establishment of the Anglican church and the tensions between that church and both the Catholics and the Puritans, tensions that often erupted into state-sponsored violence. Coffee also discusses the theological and political disputes over toleration in this era.

In Out of the Flames, Lawrence and Nancy Goldstone recount the remarkable life and shocking death of Michael Servetus, theologian, editor, physician, and heretic. Lawrence discusses Servetus's religious views and his lifelong rivalry with John Calvin, who eventually had him tried for heresy and burned at the stake in Geneva in 1553. But Servetus's work escaped the flames to inspire generations of scientists, religious reformers, and advocates of liberty of conscience.

Timothy Sandefur discusses the remarkable life and thought of science educator Jacob Bronowski, creator of the landmark documentary series The Ascent of Man. Sandefur's The Ascent of Jacob Bronowski is the first book-length biography of this fascinating figure.

James Valliant discusses his book, Creating Christ, in which he and his coauthor Warren Fahy argue that the Roman emperors Nero, Vespasian, and Titus played an active role in the development of early Christianity. Valliant discusses the broader context of the Jewish-Roman conflict of the First Century, the themes of the Gospels, and the remarkable parallels between the Flavian emperors and the Christian story.

Philosopher Michael Huemer discusses his book, Dialogues on Ethical Vegetarianism, focusing on the problem of the severe suffering of most animals currently raised for their flesh, skin, milk, or eggs. He also discusses the difference between a strict vegan diet and a diet that includes bivalves and potentially lab-grown meat; the alternative strategy of reducing one's consumption of animal products; the problem of social conformity; and more.

Writer and Director Robert Anthony Peters discusses his short film, Tank Man, in the context of Chinese politics. Peters, an actor as well, also offers advice to young actors, discusses his advocacy of liberty, and outlines what in Stoicism he finds valuable.

Robert Zubrin, head of the Mars Society and of Pioneer Astronautics, discusses his new book, The Case for Space. Zubrin discusses how he became interested in space, his vision for a spacefaring civilization within the next fifty years, his Mars Direct plan, and his views on why people should focus at least at the outset on settling planets and moons rather than O'Neill Colonies. Zubrin also explains why humanity should head toward the stars to look for life, to probe the mysteries of the universe, to protect the Earth from asteroid impacts, to open a challenging new frontier, and to demonstrate conclusively that human beings thrive not by forcibly taking resources from others but by collaboratively creating new resources.