There’s an apocryphal story that Alexander the Great once captured a notorious pirate named Diomedes. The great conqueror decided to interview the doomed pirate, asking him what he thought gave him the right to seize the property of other people. The pirate responded by asking the emperor what he thought gave him the right to take property that doesn’t belong to him, including entire countries. The story goes that Alexander thought the pirate very clever, granting him freedom instead of execution. 

From the icy front lines of Soviet Russia to the bombing campaigns against Britain to the American submarines lurking beneath the choppy waters of the Pacific, step into the shoes of remarkable everyday men and women in World War II: Up Close and Personal. Your lecturer is Dr. Keith Huxen, a historian and project director at The Henry M. Jackson Foundation, which supports the Defense POW/MIA Accounting Agency.  

Trace the growth of communism from Stalin’s consolidation of power to the establishment of communist regimes in Eastern Europe, China, Korea, Vietnam, and elsewhere in Communism in Power: From Stalin to Mao. These 12 half-hour lessons shed intriguing light on a revolutionary movement that played an outsized role in the 20th century and continues to shape 21st-century geopolitics.

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. 

Great powers no longer fight great wars. But how exactly did countries like the United States go from confronting powerful adversaries in 1914 and 1939 Europe to waging lengthy counterinsurgency campaigns in places like Iraq and Afghanistan? The answer lies in the profound geopolitical and technological changes that came in between. 

Great Heroes and Discoveries of Astronomy takes you around the world and across time in search of the unsung heroes who, in many ways, are just as important to the story of astronomy as Hubble, Einstein, and Sagan. Whether they stood on the shoulders of giants or themselves offered shoulders for giants to stand on, the heroes of astronomy you’ll meet in these 24 lessons are a collective of the brightest and most daring minds in science. 

The Middle Ages was a time of major historical shifts and transformations. This amazing era reverberates with discoveries, innovations, events, and historical processes that are integral to the world we know now. In these 24 enthralling lectures, Professor Salisbury leads you on a sumptuous tour of this incredible historical epoch, making clear that the remarkable historical currents and advances of the Middle Ages unfolded not only in the West, but across the globe, from Europe, Africa, and the Middle East to Asia, the Americas, and beyond.

Distilled to its essence, the ancient Greco-Roman philosophy known as Stoicism is a philosophy of personal betterment. Professor Pigliucci, who knows firsthand just how transformative a Stoic approach to life can be, has designed these 25 lessons as an enlightening introduction to the basics of Stoic philosophy and ways to incorporate its lessons into your own life. 

Delve into some of the most infamous, ghastly, and mysterious crimes of the last hundred-odd years in Crimes of the Century: A Selective History of Infamy. Taught by Professor Richard B. Spence of the University of Idaho, this enthralling course gives you a dozen case studies of murders most foul. From an intriguing Irish domestic murder to a world-shaking political assassination, this course gives you an inside look at some of the most heinous and maddeningly unknowable crimes in modern history.

American history is often presented as a tale of dynamic movers and shakers who subdued an untamed wilderness on the way to forging a great nation-all the while leaving philosophy for their European counterparts.But this history neglects the philosophical underpinnings of America. As these 36 lectures demonstrate, America has borne the imprint of influential thinkers from its earliest days, from the Reformation theology of John Calvin to the Enlightenment philosophy of John Locke.

In The Black Death: New Lessons from Recent Research, celebrated medievalist Dorsey Armstrong shares the fascinating new story of this old pandemic—revealed by dedicated researchers working with 21st-century technologies and a knowledge of language and history that now provide input from all geographic areas of the medieval world. In seven engaging lectures, Professor Armstrong corrects explanations of the pandemic that are now known to be inaccurate and offers a more robust description of plague biology than has ever been known. 

From the days of Freud and Skinner to the modern science of fMRIs and genetics, Introduction to Psychology is a grand introduction to one of the most captivating fields of inquiry - where the subject is you, and everyone around you. Taught by Professor Catherine A. Sanderson of Amherst College, these 36 insightful lessons not only give you a panoramic grounding in the history, methods, and fundamental findings of psychology, but they also introduce you to the most up-to-date 21st-century research and discoveries.

Spanning more than two centuries, the Greek and Persian wars forged a new world order, sparking developments in battle strategy, naval technology, world exploration, and art and culture that impact the world even today. These 24 lectures are your opportunity to survey this globe-spanning conflict and see the human experience behind some of the most remarkable episodes in ancient history.

In this 24-lesson course aimed at non-scientists, noted particle physicist Dr. Don Lincoln of Fermi National Accelerator Laboratory covers more than a century of progress in physics, describing exactly how scientists reach the conclusions they do. He starts with the atom, which was long hypothesized but wasn’t definitively proven until a paper by Albert Einstein in 1905. That was just the beginning, as researchers probed ever deeper into the atom’s complex structure, leading to the weird findings of quantum mechanics.

The Mongol Empire was the largest empire the world has ever seen, forged by conquests across Eurasia in the 13th and 14th centuries. Yet despite the unparalleled brutality of the Mongols, they played a key role in launching civilization’s evolution into the modern world. In 24 half-hour lectures delivered by award-winning teacher and historian Craig Benjamin of Grand Valley State University, explore the paradox of the Mongols’ extreme barbarity combined with their enlightened religious attitudes and respect for high civilization, in The Mongol Empire.