"Democracy is more fun and inviting when you take it into your own hands," says creator and activist Sofia Ongele. Sharing how she's using coding and social media to defend democracy, Ongele invites us to identify our own creative superpowers — whether it's community organizing, making music or telling stories — and use them to cause a ruckus and bring movements to life.

Biologist Kathleen McAuliffe dives into new research that suggests certain bacteria in your gut can influence major parts of who you are, from your personality to life-changing neurological disorders. Learn more about how this emerging science could change how we treat disease — and discover the impact of your internal microbial makeup on your mood, weight and more.

"People told me this was an unadaptable book, so the only logical thing to do was to try to adapt it," says writer, producer and filmmaker Ava DuVernay of her work taking the award-winning title "Caste" from page to screen. In conversation with Pat Mitchell, DuVernay talks about the resulting film, "Origin," and discusses her process for turning ideas into pictures that pack a punch.

Storyteller Golriz Lucina recounts how the historic sacrifice of Iranian 19th-century poet and mystic Táhirih planted the seeds for the "Woman, Life, Freedom" protests today, offering an inspiring lesson in the value of acting with conviction — even if we don't live to see the results.

After years of brand building, marketing veteran Sylvester Chauke realized that his industry had sold the world on overconsumption, with devastating consequences. He shares how marketers could instead promote sustainability with "honest ads" that do right by the planet and encourage people to think twice before buying.

"I think of my paintings as alarm clocks," says artist Isabella Kirkland. "They're reminders of what's at stake; the only problem is we keep pushing the snooze button." Investigating humanity's relationship to nature, she shares work that takes a creative stand against ecological despair — and quietly urges climate action through permanent images of vanishing wildlife.

Don't second-guess what "distracts" you, says actor-producer Yara Shahidi; that's your curiosity coming through. The star of hit shows like "black-ish" and "grown-ish" tells how she learned to spot clues to her own future — and how you can, too.

What if a robot could find and deliver your lost phone? AI researcher Tara Boroushaki presents how she's using wireless signals and sensors to create AI-powered goggles with "X-ray vision," creating a dynamic new tool with applications from improving efficiency in commercial warehouses to aiding emergency rescues.

How does getting an abortion — or not — influence a woman's life? Demographer Diana Greene Foster puts forward the results of The Turnaway Study, her landmark work following nearly 1,000 women through abortion or childbirth, presenting definitive data on the long-term physical, mental and economic impacts of the right to choose on pregnant people and their families. "Access to abortion is about control over one's body, life and destiny," says Foster.

"Today, Hungary is in the gray zone between a dictatorship and a democracy," says activist Tessza Udvarhelyi. "This did not happen overnight." In a rousing talk, she reminds us just how close any country can come to authoritarianism — and offers on-the-ground lessons for how to keep democracy alive through focus, determination and imagination. (Followed by a brief Q&A with TED curator Cloe Shasha Brooks)