No skill is more important in today's world than being able to think about, understand, and act on information in an effective and responsible way. What's more, at no point in human history have we had access to so much information, with such relative ease, as we do in the 21st century. But because misinformation out there has increased as well, critical thinking is more important than ever. These 24 rewarding lectures equip you with the knowledge and techniques you need to become a savvier, sharper critical thinker in your professional and personal life.

Eating is an indispensable human activity. As a result, whether we realize it or not, the drive to obtain food has been a major catalyst across all of history, from prehistoric times to the present. Epicure Jean-Anthelme Brillat-Savarin said it best: "Gastronomy governs the whole life of man."

"It doesn't take an Einstein to understand modern physics," says Professor Wolfson at the outset of these 24 lectures on what may be the most important subjects in the universe: relativity and quantum physics. Both have reputations for complexity. But the basic ideas behind them are, in fact, simple and comprehensible by anyone. These dynamic and illuminating lectures begin with a brief overview of theories of physical reality starting with Aristotle and culminating in Newtonian or "classical" physics.

One of the most complicated and advanced computers on Earth can't be purchased in any store. This astonishing device, responsible for storing and retrieving vast quantities of information that can be accessed at a moment's notice, is the human brain. How does such a dynamic and powerful machine make memories, learn a language, and remember how to drive a car? What habits can we adopt in order to learn more effectively throughout our lives? The answers to these questions are merely the tip of the iceberg in The Learning Brain.

By synthesizing current research in the social sciences, Schwartz makes the counterintuitive case that eliminating choices can greatly reduce the stress, anxiety, and busyness of our lives. He offers eleven practical steps on how to limit choices to a manageable number, have the discipline to focus on the important ones and ignore the rest, and ultimately derive greater satisfaction from the choices you have to make.

Chemistry and Our Universe: How It All Works is your in-depth introduction to this vital field, taught through 60 engaging half-hour lectures that are suitable for any background or none at all. Covering a year’s worth of introductory general chemistry at the college level, plus intriguing topics that are rarely discussed in the classroom, this amazingly comprehensive course requires nothing more advanced than high-school math. Your guide is Professor Ron B. Davis, Jr., a research chemist and award-winning teacher at Georgetown University.

The Roman Republic is one of the most breathtaking civilizations in world history. Between roughly 500 BCE to the turn of the millennium, a modest city-state developed an innovative system of government and expanded into far-flung territories across Europe, Northern Africa, and the Middle East. This powerful civilization inspired America's founding fathers, gifted us a blueprint for amazing engineering innovations, left a vital trove of myths, and has inspired the human imagination for 2,000 years.

This is the true story behind Wall Street legend Richard Dennis, his disciples, the Turtles, and the trading techniques that made them millionaires. What happens when ordinary people are taught a system to make extraordinary money? Richard Dennis made a fortune on Wall Street by investing according to a few simple rules.

Whether you want to write your own scripts or simply gain a deeper appreciation for the great stories you see unfold on the screen, Professor Angus Fletcher is here to show you the way in Screenwriting 101: Mastering the Art of Story. Professor Fletcher, Professor of English and Film at The Ohio State University, brings both a personal and scholarly perspective to this craft. As a screenwriter himself, he has experienced the ins and outs of the process first-hand.

In the 24 fascinating lectures of Existentialism and the Authentic Life, Professor Skye C. Cleary will lead you through the writings of many existentialists to help you understand how they addressed the biggest of all questions. Writing about love, death, sex, war, plagues, intrigue, murder, deception, and more, these thinkers guide you toward living an authentic and meaningful life in a world that often seems absurd.

Every day of your life is spent surrounded by mysteries that involve what appear to be rather ordinary human behaviors. What makes you happy? Where did your personality come from? Why do you have trouble controlling certain behaviors? Why do you behave differently as an adult than you did as an adolescent?Since the start of recorded history, and probably even before, people have been interested in answering questions about why we behave the way we do.

The legendary investor shows how to identify and master the cycles that govern the markets. We all know markets rise and fall, but when should you pull out, and when should you stay in? The answer is never black or white, but is best reached through a keen understanding of the reasons behind the rhythm of cycles. Confidence about where we are in a cycle comes when you learn the patterns of ups and downs that influence not just economics, markets and companies, but also human psychology and the investing behaviors that result.

In The New Market Wizards, successful traders relate the financial strategies that have rocketed them to success. Asking questions that listeners with an interest or involvement in the financial markets would love to pose to the financial superstars, Jack D. Schwager encourages these financial wizards to share their insights. Entertaining, informative, and invaluable, The New Market Wizards is destined to become another Schwager classic.

In his comprehensive Starting a Business QuickStart Guide, Ken Colwell concisely presents the core fundamentals that all new entrepreneurs need to know to get started, find success, and live the life of their dreams.

Scott Trench—real estate investor, co-host of the BiggerPockets Money Podcast, and CEO of BiggerPockets—demonstrates how to accumulate a lifetime of wealth over a short period of time. Even starting with zero savings, you can go from a five-figure income to six figures, from an active job to passive income, then finally to the ultimate goal of financial independence.