TED Radio Hour

Part 5 of the TED Radio Hour episode Speaking Up.

About Dalia Mogahed's TED Talk

After 9/11, Dalia Mogahed saw an increase in negative perceptions of Muslims in the media, so she made it her job to speak up for her faith and fight prejudice with better understanding.

About Dalia Mogahed

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

Part 3 of the TED Radio Hour episode Speaking Up.

About Adam Galinsky's TED Talk

Social psychologist Adam Galinsky studies why it's so daunting to speak up — and what can help. He says the most powerful factor that compels us to take that risk is "moral conviction."

About Adam Galinsky

Part 2 of the TED Radio Hour episode Speaking Up.

About James Hansen's TED Talk

When climate scientist James Hansen spoke up about climate change in the 1980s, he risked the loss of his job & reputation. But, he says, it was worth it — because he could not be silent about something so important.

About James Hansen

Part 4 of the TED Radio Hour episode Painfully Funny.

About Kevin Breel's TED Talk

The image of the "sad clown" can seem like a cliche. But for Kevin Breel, it's very real. He describes how he struggled with depression while performing as a standup comedian.

About Kevin Breel

Part 3 of the TED Radio Hour episode Painfully Funny.

About Negin Farsad's TED Talk

Comedian Negin Farsad traveled all over the U.S. to clear up misconceptions about Islam while making people laugh. She calls this form of activism "social justice comedy."

About Negin Farsad

Part 2 of the TED Radio Hour episode Painfully Funny.

About Maysoon Zayid's TED Talk

Maysoon Zayid teases herself for all the ways she's different: she has cerebral palsy, she's Muslim, she's Palestinian. By making us laugh at it, she gets us to think about acceptance.

About Maysoon Zayid

Part 4 of the TED Radio Hour episode Decisions Decisions Decisions.

About Dan Ariely's TED Talk

We often think that our decisions are our own. But Behavioral Economist Dan Ariely explains how our environment — even something as simple as how a question is framed — can affect what we choose.

About Dan Ariely

Part 3 of the TED Radio Hour episode Decisions Decisions Decisions.

About Ruth Chang's TED Talk

One choice isn't always better than the other. Philosopher Ruth Chang says, once we realize that, it's easier to embrace the hard work of decision-making.

About Ruth Chang

Part 2 of the TED Radio Hour episode Decisions Decisions Decisions.

About Sheena Iyengar's TED Talk

Psycho-economist Sheena Iyengar explains how we can actively use choice as a tool to help us arrive at decisions we can live with.

About Sheena Iyengar

Part 4 of the TED Radio Hour episode The Spirit Of Inquiry.

About Liz Coleman's TED Talk

Former Bennington College President Liz Coleman believes higher education is overly-specialized & complacent. She says we need to encourage students to ask bigger questions & take more risks.

About Liz Coleman

Part 3 of the TED Radio Hour episode The Spirit Of Inquiry.

About Kevin Jones' TED Talk

Sometimes, doctors just don't have the answers. Surgeon Kevin Jones says having the humility to acknowledge this leads to better medicine.

About Kevin Jones

Part 5 of the TED Radio Hour episode The Spirit Of Inquiry.

About Eric Haseltine's TED Talk

Trained as a neuroscientist, Eric Haseltine is always asking questions. He's identified four concepts that lead to scientific breakthrough. One of them: acknowledging we're not the center of the universe.

About Eric Haseltine

Part 5 of the TED Radio Hour episode Getting Better

About Jennifer Brea's TED Talk

Doctors told Jennifer Brea that her symptoms were psychosomatic, so she filmed herself and turned to the Internet for guidance. She describes how her online community helped her find the right diagnosis.

About Jennifer Brea

Part 3 of the TED Radio Hour episode Getting Better

About Dorothy Roberts' TED Talk

Doctors often take a patient's race into account when making a diagnosis--or ruling one out. Professor Dorothy Roberts says this practice is both outdated and dangerous.

About Dorothy Roberts

Part 4 of the TED Radio Hour episode Getting Better

About Paula Johnson's TED Talk

Men and women experience some diseases differently. Doctor Paula Johnson says this is alarming — because most treatments were designed for men, not women.

About Paula Johnson

Part 5 of the TED Radio Hour episode The Five Senses

About David Linden's TED Talk

Neuroscientist David Linden thinks that of the five senses, touch is the most overlooked, and perhaps the most important for promoting psychological health.

About David Linden

Part 4 of the TED Radio Hour episode The Five Senses

About Tristram Wyatt's TED Talk

Pheromones are mysterious compounds that can make a mammal smell more sexy--but that's not true for humans. Zoologist Tristram Wyatt says human pheremones are hard to find.

About Tristram Wyatt

Part 3 of the TED Radio Hour episode The Five Senses

About Isaac Lidsky's TED Talk

Isaac Lidsky lost his sight by age 25. Now, he says, losing his eyesight was a blessing — because it taught him that he is in control of his own reality.

About Isaac Lidsky

Part 4 of the TED Radio Hour episode Networks

About Robin Dunbar's TED Talk

Anthropologist Robin Dunbar believes the evolutionary structure of social networks limits us to 150 meaningful relationships at a time — even with the rise of social media

About Robin Dunbar

Part 3 of the TED Radio Hour episode Networks

About Avi Rubin's TED Talk

Computer scientist Avi Rubin says all our smart devices — cars, phones, even fitness trackers — can be hacked. He warns that our network of connected technology puts us at increased risk for cyberattacks.

About Avi Rubin

Part 2 of the TED Radio Hour episode Networks

About Wanis Kabbaj's TED Talk

Wanis Kabbaj wants traffic to flow smoothly and efficiently, like the blood in our veins. He says driverless cars may be the solution to today's highway gridlock.

About Wanis Kabbaj

Part 1 of the TED Radio Hour episode Networks

About Suzanne Simard's TED Talk

Ecologist Suzanne Simard shares how she discovered that trees use underground fungi networks to communicate and share resources, uprooting the idea that nature constantly competes for survival.

About Suzanne Simard

Part 3 of the TED Radio Hour episode Reconciliation

About Suzanne Barakat's TED Talk

Suzanne Barakat speaks about the challenge of reconciling shock, anger and acceptance after her brother and sisters-in-law were murdered in an anti-Muslim hate crime.

About Suzanne Barakat

Part 5 of the TED Radio Hour episode Reconciliation

About Elizabeth Lesser's TED Talk

Elizabeth Lesser shares a simple way to begin meaningful dialogue: find someone from a totally different background — and spend a few hours with them over lunch.

About Elizabeth Lesser

Part 4 of the TED Radio Hour episode Reconciliation

About Eli Pariser's TED Talk

Eli Pariser explains why being trapped in "filter bubbles" is bad for us and bad for democracy. He says we don't get exposed to information that could challenge or broaden our worldview.

About Eli Pariser

Part 5 of the TED Radio Hour episode The Food We Eat

About Marcel Dicke's TED Talk

Entomologist Marcel Dicke wants us to reconsider our relationship with insects, promoting bugs as a tasty — and ecologically sound — alternative to meat in an increasingly hungry world.

About Marcel Dicke

Part 4 of the TED Radio Hour episode The Food We Eat

About Charles Spence's TED Talk

Professor Charles Spence studies what makes for a great eating experience. He says it's far more dependent on 'the everything else' that surrounds the meal, rather than the food itself.

About Charles Spence

Part 3 of the TED Radio Hour episode The Food We Eat

About Robert Lustig's TED Talk

Sugar is a major culprit in diseases such as obesity, diabetes and dementia—and because it's in almost everything we consume, Dr. Robert Lustig says it's time to get more proactive.

About Robert Lustig

Part 4 of the TED Radio Hour episode Democracy On Trial

About Julia Galef's TED Talk

Our biases lead us to amend the facts. Writer Julia Galef explains how we can have better judgement by developing more empathy and testing our own beliefs.

About Julia Galef