Heidi Sormaz has a PhD in psychology from Yale University with an emphasis on cognitive psychology, and she’s been a meditation and yoga practitioner and teacher for two decades. She is also a reformed over-thinker, so, she knows exactly what you’re going through—or what you’re (over)thinking, so to speak. Over the 12 engaging lessons of Overcome Your Overthinking, Heidi not only provides the science behind cognitive behavioral therapy but she’ll also arm you with a toolbox of exercises and techniques that are most effective at breaking the spell of overthinking.

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.

The world of espionage is shrouded in mystery—even to those in it—but so much of what we think we know about spy craft is rooted in pop culture. Even though the true nature of espionage is quite different, that doesn’t mean history’s real spies are any less heroic, or less fascinating. In these nine episodes, go behind the shadows with a distinguished panel of historians—including a former intelligence case officer—in search of the secret meeting places, complex codes, stealth observations, and cutting-edge technologies spies have used throughout history.

England: From the Fall of Rome to the Norman Conquest takes you through the mists of time to the rugged landscape of the British Isles. Over the course of 24 sweeping lectures, Professor Jennifer Paxton of The Catholic University of America surveys the forging of a great nation from a series of warring kingdoms and migrating peoples. From Germanic tribes to Viking invasions to Irish missionaries, she brings to life an underexamined time and place.

Sleep neurologist Jennifer Molano explores many different aspects of sleep, helping you better understand common sleep issues and providing practical tips to improve sleep in your life. Over the course of six lectures, she will reveal what drives our sleep-wake cycle, what “healthy sleep” is, how our sleep cycles change over time, why sleep is important in regulating systems in our brains and bodies, and what symptoms may occur with sleep disturbances.

Though it ended five centuries ago, the medieval era continues to permeate our world in far-reaching ways. Whether we pay attention to them or not, the influences and imprints of the Middle Ages are all around us, sometimes evident and sometimes less so. In these 36 revealing lectures, you’ll learn how to recognize the medieval impacts on the modern world, and to grasp their significance and implications. The Medieval Legacy offers you a deep look at a stunning millennium of change and innovation which continues to inform our contemporary world.

The promise of America is that the country is based on an idea, one where everyone is created equal and equally free to chart their own course. From 13 newly independent states ratifying a national constitution to the heated debates in the halls of Congress today, American politics is about negotiation over what our country is—and where we are going.

Why are we scared of ghosts, zombies, vampires, demons, and monsters, when we know they are not real? Why do dark attics give us the creeps? How do writers and directors know exactly what anxieties to tap into, so that we break out in goosebumps, cover our eyes, and cringe? Shannon Scott invites you into the spooky, creepy, and sometimes surprising world of the horror genre to examine how popular scary movies and books manipulate our collective and individual fears—not only to frighten us, but also to address taboo subjects, and to reflect and comment on the state of our society.

Railways are one of the most important inventions in modern history. From the 1825 opening of the Stockton and Darlington Railway in England, trains revolutionized both travel and trade and radically changed the way we experience the world. In the 24 richly illustrated lectures of How Railways Transformed the World, you’ll experience the amazing world and impact of railways, from the early 19th century to today’s futuristic trains, including extensive material on the pleasure and appeal of rail travel today.

In the 10 lectures of Wolves and Werewolves in History and Popular Culture, author and teacher Shannon Scott will take you around the world to explore the many ways humans have created and shared stories of wolves, shape-shifting, and lycanthropy.

Education can be enriching and transformative. It can also be downright excruciating—even demoralizing. When it comes to learning, why are some of us lovers and some of us haters? Welcome to the world of educational psychology, which uses science to explore what causes people to engage and learn, and what we can do to make learning opportunities more enjoyable and impactful. Spoiler alert: Teachers can only do so much. Students, too, must take control of their learning. Unfortunately, many of us never, ahem, learned the skills to do just that.

With your presenters, Serena Wadhwa and Lisa Page, you will examine the nature of burnout, from symptoms that trigger it to personal factors that contribute to burnout, such as personality and unhealthy coping strategies. You are also invited to answer questions that will help you assess your own level of coping in different areas that can help you get through challenging situations. You will learn the crucial steps that allow you to catch yourself from falling into burnout, build greater resilience, and manage life’s everyday stressors.

The glorious repertoire for solo piano includes many of classical music’s most beloved masterpieces. In these 24 musically rich lectures, you’ll dig deeply into this magnificent tradition, in an in-depth exploration of the art of listening. With Professor Kautsky’s inspired guidance and expert playing, you’ll highlight key works of each composer, and unpack their structure, the musical materials that drive them, and the specific features that affect listeners so strongly, giving you a clear grounding in how to approach and hear this great music.

“Who are you?” Chances are you’d answer this question by describing the highlights of your personality and life experiences. But if you’d been asked this same question yesterday, you might have responded with a slightly different description. Does that mean you are a particular person today but were a different person yesterday? And what about tomorrow? Welcome to the slippery, shape-shifting nature of memory. As Professor Gabrielle Principe reveals, “you” are the conglomeration of the often-unreliable information your brain decides to feed you at any given moment.

Thought experiments are “what if” scenarios that invite us to look carefully at how we think and view the world. They’ve been used throughout history by philosophers and other thinkers to explore our intuitions and ways of reasoning, to find solutions to problems, and to expand our knowledge of ourselves and the world. In these 24 eye-opening lectures, Professor Breyer takes you deeply into the historical tradition of thought experiments, shining a light on both the purpose and the outcomes of these compelling mental voyages.

The issues addressed by macroeconomics are all around you, all the time—from taxes to inflation to mention of the GDP on the nightly news. By learning the principles of macroeconomics, you’ll be able to go beyond simply hearing the terms to better understanding their relationships to each other and how they create the economic environment in which you live. In fact, macroeconomics with its “big-picture glasses” allows you to better ask—and better try to answer—the biggest questions of our time, questions that impact the lives of billions of people.

In this eye-opening six-part series, Dr. Franziska Kohlt looks at the concept of dreams through the lens of the stories that feature them. You’ll visit the enchanted slumbering land of Sleeping Beauty and the dark and mysterious realm of The Sandman. You’ll explore the ironic dreaming devices of Slaughterhouse-Five; the trippy, fantastical world of Alice in Wonderland; and many more on the quest to deconstruct the symbolism and intent of the dreams that are part of the narrative—or even, in some cases, that are characters in the narrative.

In the business world, people negotiate on multiple levels—within their department, between companies, across industries. They negotiate for job offers, higher salaries, better benefits, and other important things. So, they need to learn to negotiate well. Join Rachel Campagna for six information-packed lectures focusing on the fundamentals and framework of negotiating. Learn specific tactics for negotiating your job offer and for negotiating a raise, how to use influence, and how to deal with tricky or unexpected issues that pop up in the process.

The history of the Constitution is therefore a history of ideas that define our country and our national identity—and it’s a fascinating and revealing story. The US Constitution Through History gives you the opportunity to explore the story of this powerful document, as well as the way our interpretation of it has evolved. In 24 riveting lectures, Professor Eric Berger of the University of Nebraska takes you on a journey through America’s constitutional history. He takes you inside the minds of the Framers and unpacks the ideas that led to the break from England.

Most Americans these days consider entrepreneurship to be a good career. More than half of all American adults will start at least one business during their working life. Due to the shutdowns of the COVID-19 pandemic, working from home became a common practice that many Americans would like to see as a permanent work option. This means that if you’re like most Americans, you’ve either already started your own business or you’re seriously considering it. If so, you’ve definitely come to the right place.

Throughout the 24 lectures of Banned Books, Burned Books: Forbidden Literary Works, author and book critic Professor Maureen Corrigan of Georgetown University will take you on a tour of some of the most challenged and controversial works of literature, from the plays of Shakespeare to 21st-century best-sellers—even including the dictionary and classic fairy tales. You will trace the history, in the United States and Great Britain, of the challenges to books, the censoring of books, book bans, and even burnings.

Shedding light on what creative people do, and how they do it, neuroscientists are mapping the regions of the brain that come into play during creative work, showing that creativity is a skill and something that all of us can cultivate. In these 24 compelling lectures, Professor Viskontas takes you on a deep dive into the human creative faculty. Through the many areas of knowledge within the course, Creativity and Your Brain offers empowering and inspiring guidelines for developing your own creativity.

In The World of J.R.R. Tolkien, you will join Dr. Dimitra Fimi to delve into Tolkien’s complex and multilayered mythology, examining all these ingredients and more. In these 10 lectures, you will explore and appreciate Middle-earth as medieval, mythological, and modern, a literary creation that was shaped by forces old and new. And you may be surprised to discover just how much of Tolkien’s legendarium was constructed posthumously, with his son Christopher compiling and publishing many of Tolkien’s later works after his death.

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.

Procrastination is an almost universal human experience. While many people attribute procrastination to laziness or a lack of drive, our real motivations to push back and delay important activities and decisions are more complicated than personal weakness. The truth is that humans are well-adapted for basic survival, but they are not so great at managing the stresses and expectations of modern life without a little help.