Big Think and the Mental Health Channel are proud to launch Big Thinkers on Mental Health, a new series dedicated to open discussion of anxiety, depression, and the many other psychological disorders that affect millions worldwide.

Ayaan Hirsi Ali, author of "Heretic: Why Islam Needs a Reformation Now," argues that Mohammed was a creative genius who, upon his death, froze innovation in Islam forever.

In comedy, as with any form of storytelling, it's refreshing to make a true personal connection with your audience. It's this lesson that's fueled the next phase of Lisa Lampanelli's career.

EPA administrator Gina McCarthy relays some of her proudest accomplishments working in the Obama administration: reducing carbon emissions, successfully pushing for more efficient vehicles, and championing renewable energy.

"Today, like it or not, we're all in sales," says Dan Pink for Big Think+. Recognizing this is the first step to mastering the essential art of persuasion.

What will the global economy look like in 2025? Dr. James Manyika runs through several likely shifts from our current situation, led by the undeniable rise of East Asia.

An anonymous viewer asks Bill whether homosexuality makes sense from an evolutionary and genetic standpoint. Bill's response? Homosexuality exists across species and none of them are dying out anytime soon.

The era of companies taking care of employees for life is over. According to tech entrepreneur Maynard Webb, the new norm allows individuals more opportunities to succeed, but requires them to control their own destinies by putting themselves first.

What will it take for the United States to overcome entrenched issues pertaining to race and socioeconomic status? According to poet and educator Clint Smith, the U.S. needs to be honest with itself about cultural myths (meritocracy, equal treatment by authorities, etc.) that don't actually exist.

Dr. Heidi Grant Halvorson talks about inaccurate perceptions, and how we view ourselves is often not how we come across to others.

Is there intelligent life out there in the universe? Theoretical physicist Brian Greene explains why that's a more complicated question that it appears.

On this week's Tuesdays With Bill, Lillian has the whole summer ahead of her, and wants to know what kind of science-related activities she can do outside of the classroom.

People considered physically attractive enjoy many social and professional benefits others do not. But the reasons why are more complex than you might think.

Jon Acuff discusses the four moments you'll encounter in your career and the key to navigating them.

Jim Whitehurst, CEO of Red Hat, explains how the cloud is evolving in a way few anticipated.

Steven Kotler explains that a new device and its imitators can trigger "mystical" experiences in the brain.

The best way to benefit from meditation is to start small — really small. Dr. Suzuki explains how short bursts of meditation can change the biology of your brain for the better, making you healthier and more purpose driven.

Fear of offending one another is driving us apart, says the celebrated comic. That's why we have comedy.

Alexandra Wilkis Wilson, co-founder and CEO of GLAMSQUAD; cofounder of Gilt Group; and an advisor, mentor, and angel investor to startups in the New York Tech community, offers a few key tips to maximize any startup's chances of success.

All new technology is frightening, says physicist Lawrence Krauss. But there are many more reasons to welcome machine consciousness than to fear it.