TED Talks Daily (HD video)

In a globe-trotting career that has spanned corporations, governments, nonprofits and philanthropy, Rosita Najmi has often found herself translating among them. Instead of focusing on leadership style, she makes the case for becoming fluent in the languages of leadership, explaining how it can help you adapt to audiences across industries and collectively achieve your goals.

Cartoonist Liana Finck's drawings hold our hands through life's predicaments, big and small: dating, breakups, what to make for dinner, how to leave a party without being rude, how to think about our relationship with God. In a funny, moving talk, she shares some of her drawings and shows how she uses creativity to navigate false starts and cluelessness in the search for belonging.

At work, the dreamers often get credit for the big ideas, but they can also sometimes seem untethered to reality to the doers, who are trying to ... get things done. It's when these two types of humans work in harmony that business magic happens, says culture strategist Beth Viner. She lays out a practical blueprint for harnessing the dreamer's out-of-the-box thinking and the doer's practicality, showing why it's the key to building, growing and innovating in any relationship or organization.

We're fast approaching a world where widespread, hyper-realistic deepfakes lead us to dismiss reality, says technologist and human rights advocate Sam Gregory. What happens to democracy when we can't trust what we see? Learn three key steps to protecting our ability to distinguish human from synthetic — and why fortifying our perception of truth is crucial to our AI-infused future.

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.

Legendary conductor Benjamin Zander explains his view on the difference between "positive thinking" and "possibility" (one's a fraud; the other's the real thing, he says) and intersperses delightful stories from a lifetime in music with a sing-along to Beethoven's Symphony No. 9.

The impacts of climate change are growing, but so are the world's attempts to stop them. Hosted by Manoush Zomorodi of the TED Radio Hour, this special TED documentary examines the rapid technological revolution underway — and the real possibility of a better future for all. Featuring urban planner Anika Goss, scientist and carbon expert Julio Friedmann, UN Climate Chief Simon Stiell, auto industry sustainability leader Cynthia Williams, and multi-generational farmers Jim and Jessica Whitaker, as well as interviews with architect of the Paris Accords Christiana Figueres, former UN Climate High Champion Nigel Topping and many more.

Do you ever feel extra forgetful? Stress could be the culprit. In a fascinating talk about how your memory works, neuropsychologist Nicole Byers shares the science behind how stress drains your brain's resources, making it harder to remember things and easier to make mistakes. But fear not: she also shares a simple solution to recharge your brain and get your memory back on track.