Legendary actor and mental health advocate Glenn Close is on a quest to change how we think about mental health, starting with her decision to speak out about her own family's struggles — a brave choice considering the stigma that pervades the topic. In a sweeping conversation with TEDWomen curator Pat Mitchell, Close shares the inspiration behind the advocacy group she founded to combat the crisis, underscoring the transformative power of community and the critical need for comprehensive mental health care systems.

From "elite" pickles to "premium" baby diapers, marketers are constantly telling us to seek superiority — but "by the simple law of averages, most of us have to live a life more ordinary," says sociolinguist Crispin Thurlow. He invites us to embrace mediocrity for a change, offering a different path to contentedness without comparison.

Investor Cathie Wood explores this unique moment in technology, which she sees as being marked by the simultaneous evolution of five pivotal innovation platforms — a scenario unparalleled in history. Exploring the role of AI in reshaping economic paradigms, she predicts a surge in global GDP growth and productivity, underscoring the need for businesses and investors to adapt in order to keep up.

Detroit Youth Choir rocks the house with a performance of "Hey Look Ma, I Made It" by Panic! At The Disco and "Believer" by Imagine Dragons, putting their vocals (and dance moves) on full display.

"Democracy is the most compelling vision we have for self-governance," says freedom advocate Yordanos Eyoel. Taking a stand against predatory and opportunist authoritarian forces, she shares how to reimagine, accelerate and protect the pro-democracy movement — to build societies that are both functional and inclusive.

Have we lost the practical wisdom of what happens as people die? With lessons from a career witnessing thousands of people's final breaths, palliative care expert Kathryn Mannix urges us to demystify the experience of death, sharing how a better understanding of what actually happens can reduce fear in the final days, for you and your loved ones.

"We underestimate the power of our own generous actions," says Asha Curran, CEO of the global generosity movement GivingTuesday. Sharing stories of people making a difference through simple acts of kindness, she shows how generosity, even in its simplest forms, can be a transformative force — and explains why we all benefit from a world grounded in giving.

The metaverse could be our key to making real progress in the fight against climate change, says engineer Cedrik Neike. Examining how AI-powered modeling eliminates the trial and error of wasteful industries, he explores how this emerging technology is already improving everything from the gigafactories that churn out electric car batteries to the fuel efficiency of your home. Learn more about how these "digital twins" are transforming the world — and not a moment too soon.