Whether taken as a book of faith or a cultural artifact, the New Testament is among the most significant writings the world has ever known, its web of meaning relied upon by virtually every major writer in the last 2,000 years. Yet the New Testament is not only one of Western civilization’s most believed books, but also one of its most widely disputed, often maligned, and least clearly understood, with a vast number of people unaware of how it was written and transmitted.

Religion is foundational to what it means to be human. Our quest for meaning is as ancient as our very existence, stretching back to a time when Neanderthal burials and Paleolithic figurines suggest our ancestors recognized a power that transcended visible reality. From ancient civilizations to the 21st century, belief in a higher power seems to be a universal human instinct. These 12 thought-provoking lectures introduce you to the world of comparative religion, giving you insights into a variety of religious expressions and human cultures.

Benedict de Spinoza's Ethics, first published in 1677, constitutes a major systematic critique of the traditional and religious foundations of philosophical thought. In it, Spinoza follows a logical step-by-step format consisting of definitions, axioms, propositions, proofs, and corollaries to create a comprehensive inquiry into the truth about God, nature, and humans' place within the universe. From these broad metaphysical themes, Spinoza derives what he considered to be the highest principles of religion and society and lays out an ethical system in which reason is the supreme value.

From spirituality to politics and science, the occult has had an astonishing influence on the human experience across the centuries. It may surprise you to learn that everyday activities like attending church services or reading your daily horoscope all fit the broad definition of the occult. As you will see in the 24 illuminating episodes of Secrets of the Occult, the mystic and obscure are threaded through our ordinary lives in more ways than you may realize.

In How the Medici Shaped the Renaissance, you’ll study the remarkable trajectory of the Medici from the late 14th century to 1737, when the Medici dynasty ended. Across that span of time, you’ll witness the birth of the Italian Renaissance, and the rise of the Medici as an economic powerhouse under founder Giovanni de’ Medici. You’ll learn how the Medici came to dominate Florence and how they played diverse roles in politics, religion, and culture.