Sound Opinions

Part 4 of the TED Radio Hour episode Hardwired.

About Brian Little's TED Talk

Are you introverted or extroverted? It depends. When it comes to personality, psychologist Brian Little says we can actually act against our biology — especially if we pursue a "core life project."

About Brian Little

Part 3 of the TED Radio Hour episode Hardwired.

About Nadine Burke Harris's TED Talk

Pediatrician Nadine Burke Harris found an unsettling trend when examining patients at her clinic: trauma. She found that adversity can change a child's biology and result in severe health outcomes.

About Nadine Burke Harris

Part 1 of the TED Radio Hour episode Hardwired.

About Robert Sapolsky's TED Talk

Neuroscientist Robert Sapolsky says nearly all aspects of human behavior are explained by biology: from developments millions of years in the past to microscopic reactions happening in the present.

About Robert Sapolsky

Part 4 of the TED Radio Hour episode Rethinking School.

About Linda Cliatt-Wayman's TED Talk

As principal of a low-performing high school, Linda Cliatt-Wayman's students faced huge challenges. She describes how she transformed her school while providing unwavering love and support for her students.

About Linda Cliatt-Wayman

Part 3 of the TED Radio Hour episode Rethinking School.

About Sal Khan's TED Talk

Sal Khan turned tutoring lessons with his cousins into a series of free educational videos called Khan Academy. His goal: To make learning accessible for everyone, everywhere.

About Sal Khan

Part 2 of the TED Radio Hour episode Rethinking School.

About Andreas Schleicher's TED Talk

Andreas Schleicher created PISA, an exam that compares the knowledge of 15-year-olds from around the world. He says the test can help us understand why some countries perform better than others.

About Andreas Schleicher

Part 1 of the TED Radio Hour episode Rethinking School.

About Tyler DeWitt's TED Talk

When a student complained that science textbooks were boring, teacher Tyler DeWitt got thinking about how he can make his lessons fun. DeWitt recounts his quest to make kids care about science.

About Tyler DeWitt

Part 5 of the TED Radio Hour episode Prevention.

About Daniel Goldstein's TED Talk

We've all felt regret over poor decisions. Behavioral Economist Daniel Goldstein wants to change that. He builds tools that help us imagine our futures, so we can make better decisions in the present.

About Daniel Goldstein

Part 4 of the TED Radio Hour episode Prevention.

About Rebecca Brachman's TED Talk

A simple vaccine can prevent a disease like polio. But can we stop something like depression before it develops? Neuroscientist Rebecca Brachman says the possibility could be closer than we think.

About Rebecca Brachman

Part 2 of the TED Radio Hour episode Prevention.

About Seth Berkley's TED Talk

Since 1976, there have been two dozen Ebola outbreaks — yet there is still no vaccine. Epidemiologist Seth Berkley says vaccine development is the key to prevent future infectious disease outbreaks.

About Seth Berkley

Part 3 of the TED Radio Hour episode Truth And Lies.

About Laura Galante's TED Talk

What makes us susceptible to fake news? Laura Galante says its our ability to choose what information to believe - something foreign governments can use for their own benefit.

About Laura Galante

Part 4 of the TED Radio Hour episode Truth And Lies.

About Stephanie Busari's TED Talk

Stephanie Busari discusses the flip-side of fake news: denying real news. She recounts the kidnapping of Nigeria's Chibok schoolgirls and how some Nigerians believed the news was a government hoax.

About Stephanie Busari

Stephanie Busari is CNN's digital and multimedia bureau head in Nigeria.

Part 5 of the TED Radio Hour episode Truth And Lies.

About Carrie Poppy's TED Talk

After visiting a bookstore, Carrie Poppy started feeling odd: pressure on her chest and auditory hallucinations. She thought it was a spirit – until she found another explanation for her symptoms.

About Carrie Poppy

Part 1 of the TED Radio Hour episode A Better You.

About Jia Jiang's TED Talk

For 100 days, Jia Jiang did a bunch of random things - asking a stranger for $100, requesting a burger refill at a restaurant, asking for a haircut at PetSmart - all to conquer his fear of rejection.

About Jia Jiang

Part 5 of the TED Radio Hour episode A Better You.

About David Brooks's TED Talk

New York Times Columnist David Brooks says success alone isn't enough to build character, or even achieve happiness. He says those come from struggling for something bigger than yourself.

About David Brooks

Part 4 of the TED Radio Hour episode A Better You.

About Matt Cutts's TED Talk

Every 30 days, Matt Cutts gives himself a new challenge: writing a novel, giving up sugar, even chewing more slowly. He says 30 days is enough time to develop a habit or just make life more interesting.

About Matt Cutts

Part 4 of the TED Radio Hour episode Wired For Altruism.

About Larissa MacFarquhar's TED Talk

Larissa MacFarquhar writes about extreme altruists, people who make great sacrifices to help others. She says most of us aren't prepared or willing to do that — which is why we don't give more.

About Larissa MacFarquhar

Part 3 of the TED Radio Hour episode Wired For Altruism.

About Peter Singer's TED Talk

Philosopher Peter Singer's work focuses on "effective altruism" — how to do the most good to make the world a better place. He argues effective giving involves balancing empathy with reason.

About Peter Singer

Part 2 of the TED Radio Hour episode Wired For Altruism.

About Cheryl Steed's TED Talk

At the prison where Cheryl Steed works, certain inmates are chosen to be caregivers for elderly inmates. The program has made her wonder — can altruism be learned?

About Cheryl Steed

Part 2 of the TED Radio Hour episode Forgiveness.

About Thordis Elva and Tom Stranger's TED Talk

Tom Stranger raped Thordis Elva when they were dating in high school. Years later, they started a painful and painstaking dialogue about accountability and reconciliation.

About Thordis Elva and Tom Stranger

Part 1 of the TED Radio Hour episode Forgiveness.

About Sue Klebold's TED Talk

Sue Klebold's son Dylan was one of the two shooters at Columbine High School. Nearly 20 years later, she talks about her struggle to understand his actions, and to find forgiveness.

About Sue Klebold

Part 3 of the TED Radio Hour episode Forgiveness.

About Elizabeth Lesser's TED Talk

Before donating bone marrow to her sister — Elizabeth Lesser and her sister undertook a process of seeking forgiveness from each other. She says forgiveness is hard but necessary for our well-being.

About Elizabeth Lesser

Part 4 of the TED Radio Hour episode The Digital Industrial Revolution.

About Jeremy Howard's TED Talk

Data Scientist Jeremy Howard has studied machine learning for 25 years. He says artificial intelligence can help achieve amazing things. But he warns the impact on jobs may cause a great deal of social instability.

About Jeremy Howard

Part 3 of the TED Radio Hour episode The Digital Industrial Revolution.

About Maurice Conti's TED Talk

Futurist Maurice Conti says we've entered a new era where machines and humans partner to do what neither can do alone. He calls it the "Augmented Age."

About Maurice Conti

Part 2 of the TED Radio Hour episode The Digital Industrial Revolution.

About Marco Annunziata's TED Talk

GE's Chief Economist Marco Annunziata is optimistic about "the marriage of minds and machines" — provided we manage it the right way.

About Marco Annunziata

Part 1 of the TED Radio Hour episode The Digital Industrial Revolution.

About Erik Brynjolfsson's TED Talk

MIT Professor Erik Brynjolfsson sees a bright future where machines serve as powerful tools and partners. But he says we can only shape this future if we keep up with the pace of innovation.

About Erik Brynjolfsson

Part 4 of the TED Radio Hour episode Speaking Up.

About Clint Smith's TED Talk

Clint Smith is a poet and doctoral candidate at Harvard. As a high school English teacher, he taught his students the dangers of staying quiet and the importance of finding their voice.

About Clint Smith