Who was Friedrich Nietzsche? This lonely and chronically ill, yet passionate, daring, and complex man is perhaps the most mysterious and least understood of all contemporary philosophers. Why are his brilliant insights so relevant for today? How did he become the most misinterpreted and unfairly maligned intellectual figure of the last two centuries?

If you're like many people, you might associate debate with a school club, or perhaps a TV political debate that features two or more candidates talking over each other. But if these are your only associations with debating, you're missing out on an intellectual pursuit that can help you in all aspects of your daily life. The ability to debate - to present persuasive arguments, pierce the logic of others, and turn the tables against withering cross-examinations - is one of the truest tests of one's intellectual capacity.

Learn to approach the critical decisions in your life with a more seasoned, educated eye with this fascinating 24-lecture series that explores how individuals, groups, and organizations make effective decisions. The heart of this accessible series is a thorough examination of decision making at three key levels. First, you'll look at decisions made at the individual level, where, among the many things you'll learn is that intuition is more than just a gut instinct and, in fact, represents a powerful pattern recognition capability.

Tap into the power of effective writing by developing the fundamental critical and analytical skills that transform your writing from "good" to "great." Regardless of your subject, goal, or occasion, these skills will help you organize your thoughts into a coherent piece, make a persuasive argument rooted in facts, and make responsible use of research materials.

Taught by award-winning Professor Patrick Grim of the State University of New York at Stony Brook, The Philosopher’s Toolkit: How to Be the Most Rational Person in Any Room arms you against the perils of bad thinking and supplies you with an arsenal of strategies to help you be more creative, logical, inventive, realistic, and rational in all aspects of your daily life. 

The power of an effective speech is undeniable. It has the capacity to engage, inform, motivate, and create change in an audience - and in the world. In this compelling 24-lesson course, How to Speak Effectively in Any Setting, taught by Molly Bishop Shadel, Professor of Law at the University of Virginia School of Law, learn the fine art of speaking clearly, effectively, and persuasively in contexts across the spectrum, from the board room to the bar room and everywhere in between. 

In Your Best Brain, Professor John J. Medina - an award-winning scientist, New York Times best-selling author, and leading advocate for brain research - delivers 24 exciting lectures that probe the origins of consciousness, memory, emotion, attention, intelligence, and beyond. He focuses on five key areas of study in neuroscience: the brain’s physical structure and function, and how it enabled us to become the planet’s apex predator.

In the 12 rewarding lectures of Written Communications: Being Heard and Understood, Professor Allison Friederichs, associate teaching professor and the associate dean for academic affairs at the University of Denver, University College, will share the secrets to sharpening your written, oral, and interpersonal communications skills.    

Recent years have seen the introduction of concepts from the new and exciting field of complexity science that have captivated the attention of economists, sociologists, engineers, businesspeople, and many others. These include tipping points, the wisdom of crowds, six degrees of separation (or Kevin Bacon), and emergence. Complexity science can shed light on why businesses or economies succeed and fail, how epidemics spread and can be stopped, and what causes ecological systems to rebalance themselves after a disaster.

What is the meaning of life?It's a question every thoughtful person has pondered at one time or another. Indeed, it may be the biggest question of all-at once profound and universal, but also deeply personal.We want to understand the world in which we live, but we also want to understand how to make our own lives as meaningful as possible; to know not only why we're living, but that we're doing it with intention, purpose, and ethical commitment.

We rely on effective research in many areas of life, and at times our lives even depend on it. But what is it that makes research effective? Any good research rests upon, above all else, method. In these 24 dynamic lectures, you’ll discover the remarkable procedures and techniques that make research such a powerful tool. This brilliantly conceived course gives you a deep, detailed, and practical guide to proper research methods - methods that are broadly applicable to all kinds of research.

The skills of poise, physical ease in public, clarity of speaking, and engaging, effective communication are well understood and can be practiced and developed in ways that will greatly improve your success in presenting yourself in any setting. Melanie Martin Long, a celebrated teacher of acting and directing, leads you in an in-depth exploration of the skills - and the joy - of performance and self-presentation. With the skills you’ll develop, you can confidently step forward as a performer or presenter, offering your best self to the world in any setting.

From technology to business, two (or more) heads often prove to be better than one - but only if those heads are cognitively diverse. Diverse perspectives are a powerful tool for maximizing productivity and enhancing collective performance. Now, in The Hidden Factor: Why Thinking Differently Is Your Greatest Asset, you can learn the strategies that make you a more diverse thinker and position you to break down institutional silos and build robust, effective teams. 

Delve into the exciting field of  “epistemology”, the philosophical term for our inquiry into knowledge: what it is, the ways we acquire it, and how we justify our beliefs as knowledge. Taught by acclaimed Professor Joseph H. Shieber of Lafayette College, these 24 mind-bending lectures take you from ancient philosophers to contemporary neurobiologists, and from wide-ranging social networks to the deepest recesses of your own brain. 

Social interactions and the impressions that drive them are vitally important aspects of human behavior. In this compelling course, learn about how we shape the impressions other people form of us - at work, at home, in our social lives, and in the world at large.