The BEST episodes of TED Talks season 2017

Every episode of TED Talks season 2017, ranked from best to worst by thousands of votes from fans of the show. The best episodes of TED Talks season 2017!

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. TEDTalks began as a simple attempt to share what happens at TED with the world. Under the moniker "ideas worth spreading," talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic that the entire TED website has been reengineered around TEDTalks, with the goal of giving everyone on-demand access to the world's most inspiring voices. [TED-Ed and TEDx are separate TVDB series and should NOT be listed here. Episode ordering and dates are sourced from YouTube.]

Last Updated: 10/30/2025Network: YouTubeStatus: Continuing
Jeff Speck: 4 ways to make a city more walkable
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#1 - Jeff Speck: 4 ways to make a city more walkable

Season 2017 - Episode 27 - Aired 2/9/2017

Freedom from cars, freedom from sprawl, freedom to walk your city! City planner Jeff Speck shares his "general theory of walkability" -- four planning principles to transform sprawling cities of six-lane highways and 600-foot blocks into safe, walkable oases full of bike lanes and tree-lined streets.

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Adam Grant: Are you a giver or a taker?
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#2 - Adam Grant: Are you a giver or a taker?

Season 2017 - Episode 1 - Aired 1/3/2017

In every workplace, there are three basic kinds of people: givers, takers and matchers. Organizational psychologist Adam Grant breaks down these personalities and offers simple strategies to promote a culture of generosity and keep self-serving employees from taking more than their share.

Watch Now:Amazon
Nagin Cox: What time is it on Mars?
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#3 - Nagin Cox: What time is it on Mars?

Season 2017 - Episode 23 - Aired 2/3/2017

Nagin Cox is a first-generation Martian. As a spacecraft engineer at NASA's Jet Propulsion Laboratory, Cox works on the team that manages the United States' rovers on Mars. But working a 9-to-5 on another planet -- whose day is 40 minutes longer than Earth's -- has particular, often comical challenges.

Elon Musk: The future we're building -- and boring
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#4 - Elon Musk: The future we're building -- and boring

Season 2017 - Episode 89 - Aired 5/1/2017

Elon Musk discusses his new project digging tunnels under LA, the latest from Tesla and SpaceX and his motivation for building a future on Mars in conversation with TED's Head Curator, Chris Anderson.

Alastair Gray: How fake handbags fund terrorism and organized crime
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#5 - Alastair Gray: How fake handbags fund terrorism and organized crime

Season 2017 - Episode 270 - Aired 12/6/2017

What's the harm in buying a knock-off purse or a fake designer watch? According to counterfeit investigator Alastair Gray, fakes like these fund terrorism and organized crime. Learn more about the trillion-dollar underground economy of counterfeiting -- from the criminal organizations that run it to the child labor they use to produce its goods -- as well as measures you can take to help stop it. "Let's shine a light on the dark forces of counterfeiting that are hiding in plain sight," Gray says.

Paul Knoepfler: The ethical dilemma of designer babies
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#6 - Paul Knoepfler: The ethical dilemma of designer babies

Season 2017 - Episode 14 - Aired 1/23/2017

Creating genetically modified people is no longer a science fiction fantasy; it's a likely future scenario. Biologist Paul Knoepfler estimates that within fifteen years, scientists could use the gene editing technology CRISPR to make certain "upgrades" to human embryos -- from altering physical appearances to eliminating the risk of auto-immune diseases. In this thought-provoking talk, Knoepfler readies us for the coming designer baby revolution and its very personal, and unforeseeable, consequences.

Alejandro Sánchez Alvarado: To solve old problems, study new species
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#7 - Alejandro Sánchez Alvarado: To solve old problems, study new species

Season 2017 - Episode 8 - Aired 1/12/2017

Nature is wonderfully abundant, diverse and mysterious -- but biological research today tends to focus on only seven species, including rats, chickens, fruit flies and us. We're studying an astonishingly narrow sliver of life, says biologist Alejandro Sánchez Alvarado, and hoping it'll be enough to solve the oldest, most challenging problems in science, like cancer. In this visually captivating talk, Alvarado calls on us to interrogate the unknown and shows us the remarkable discoveries that surface when we do.

Maurice Conti: The incredible inventions of intuitive AI
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#8 - Maurice Conti: The incredible inventions of intuitive AI

Season 2017 - Episode 24 - Aired 2/6/2017

What do you get when you give a design tool a digital nervous system? Computers that improve our ability to think and imagine, and robotic systems that come up with (and build) radical new designs for bridges, cars, drones and much more -- all by themselves. Take a tour of the Augmented Age with futurist Maurice Conti and preview a time when robots and humans will work side-by-side to accomplish things neither could do alone.

Grady Booch: Don't fear superintelligent AI
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#9 - Grady Booch: Don't fear superintelligent AI

Season 2017 - Episode 34 - Aired 2/17/2017

New tech spawns new anxieties, says scientist and philosopher Grady Booch, but we don't need to be afraid an all-powerful, unfeeling AI. Booch allays our worst (sci-fi induced) fears about superintelligent computers by explaining how we'll teach, not program, them to share our human values. Rather than worry about an unlikely existential threat, he urges us to consider how artificial intelligence will enhance human life.

Luvvie Ajayi: Get comfortable with being uncomfortable
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#10 - Luvvie Ajayi: Get comfortable with being uncomfortable

Season 2017 - Episode 266 - Aired 12/1/2017

Luvvie Ajayi isn't afraid to speak her mind or to be the one dissenting voice in a crowd, and neither should you. "Your silence serves no one," says the writer, activist and self-proclaimed professional troublemaker. In this bright, uplifting talk, Ajayi shares three questions to ask yourself if you're teetering on the edge of speaking up or quieting down -- and encourages all of us to get a little more comfortable with being uncomfortable.

Lara Setrakian: 3 ways to fix a broken news industry
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#11 - Lara Setrakian: 3 ways to fix a broken news industry

Season 2017 - Episode 32 - Aired 2/15/2017

Something is very wrong with the news industry. Trust in the media has hit an all-time low; we're inundated with sensationalist stories, and consistent, high-quality reporting is scarce, says journalist Lara Setrakian. She shares three ways we can fix the news to better inform all of us about the complex issues of our time.

Eduardo Briceño: How to get better at the things you care about
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#12 - Eduardo Briceño: How to get better at the things you care about

Season 2017 - Episode 21 - Aired 2/1/2017

Working hard but not improving? You're not alone. Eduardo Briceño reveals a simple way to think about getting better at the things you do, whether that's work, parenting or creative hobbies. And he shares some useful techniques so you can keep learning and always feel like you're moving forward.

Deepika Kurup: A young scientist's quest for clean water
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#13 - Deepika Kurup: A young scientist's quest for clean water

Season 2017 - Episode 18 - Aired 1/27/2017

Deepika Kurup has been determined to solve the global water crisis since she was 14 years old, after she saw kids outside her grandparents' house in India drinking water that looked too dirty even to touch. Her research began in her family kitchen -- and eventually led to a major science prize. Hear how this teenage scientist developed a cost-effective, eco-friendly way to purify water.

Dan Bricklin: Meet the inventor of the electronic spreadsheet
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#14 - Dan Bricklin: Meet the inventor of the electronic spreadsheet

Season 2017 - Episode 7 - Aired 1/11/2017

Dan Bricklin changed the world forever when he codeveloped VisiCalc, the first electronic spreadsheet and grandfather of programs you probably use every day like Microsoft Excel and Google Sheets. Join the software engineer and computing legend as he explores the tangled web of first jobs, daydreams and homework problems that led to his transformational invention.

Matilda Ho: The future of good food in China
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#15 - Matilda Ho: The future of good food in China

Season 2017 - Episode 262 - Aired 11/28/2017

Fresh food free of chemicals and pesticides is hard to come by in China: in 2016, the Chinese government revealed half a million food safety violations in just nine months. In the absence of safe, sustainable food sources, TED Fellow Matilda Ho launched China's first online farmers market, instituting a zero-tolerance test towards pesticides, antibiotics and hormones in food. She shares how she's growing her platform from the ground up and bringing local, organically grown food to the families that need it.

Rodrigo y Gabriela: An electrifying acoustic guitar performance
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#16 - Rodrigo y Gabriela: An electrifying acoustic guitar performance

Season 2017 - Episode 30 - Aired 2/14/2017

Guitar duo Rodrigo y Gabriela combine furiously fast riffs and dazzling rhythms to create a style that draws on both flamenco guitar and heavy metal in this live performance of their song, "The Soundmaker."

Mei Lin Neo: The fascinating secret lives of giant clams
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#17 - Mei Lin Neo: The fascinating secret lives of giant clams

Season 2017 - Episode 199 - Aired 9/25/2017

When you think about the deep blue sea, you might instantly think of whales or coral reefs. But spare a thought for giant clams, the world's largest living shellfish. These incredible creatures can live to 100, grow up to four and a half feet long and weigh as much as three baby elephants. In this charming talk, marine biologist Mei Lin Neo shares why she's obsessively trying to turn these legendary sea creatures into heroes of the oceans.

Anindya Kundu: The boost students need to overcome obstacles
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#18 - Anindya Kundu: The boost students need to overcome obstacles

Season 2017 - Episode 198 - Aired 9/24/2017

How can disadvantaged students succeed in school? For sociologist Anindya Kundu, grit and stick-to-itiveness aren't enough; students also need to develop their agency, or their capacity to overcome obstacles and navigate the system. He shares hopeful stories of students who have defied expectations in the face of personal, social and institutional challenges.

Karoliina Korppoo: How a video game might help us build better cities
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#19 - Karoliina Korppoo: How a video game might help us build better cities

Season 2017 - Episode 197 - Aired 9/22/2017

With more than half of the world population living in cities, one thing is undeniable: we are an urban species. Part game, part urban planning sketching tool, "Cities: Skylines" encourages people to use their creativity and self-expression to rethink the cities of tomorrow. Designer Karoliina Korppoo takes us on a tour through some extraordinary places users have created, from futuristic fantasy cities to remarkably realistic landscapes. What does your dream city look like?

Theo E.J. Wilson: A black man goes undercover in the alt-right
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#20 - Theo E.J. Wilson: A black man goes undercover in the alt-right

Season 2017 - Episode 196 - Aired 9/21/2017

In an unmissable talk about race and politics in America, Theo E.J. Wilson tells the story of becoming Lucius25, white supremacist lurker, and the unexpected compassion and surprising perspective he found from engaging with people he disagrees with. He encourages us to let go of fear, embrace curiosity and have courageous conversations with people who think differently from us. "Conversations stop violence, conversations start countries and build bridges," he says.

Radhika Nagpal: What intelligent machines can learn from a school of fish
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#21 - Radhika Nagpal: What intelligent machines can learn from a school of fish

Season 2017 - Episode 195 - Aired 9/21/2017

Science fiction visions of the future show us AI built to replicate our way of thinking -- but what if we modeled it instead on the other kinds of intelligence found in nature? Robotics engineer Radhika Nagpal studies the collective intelligence displayed by insects and fish schools, seeking to understand their rules of engagement. In a visionary talk, she presents her work creating artificial collective power and previews a future where swarms of robots work together to build flood barriers, pollinate crops, monitor coral reefs and form constellations of satellites.

Armando Azua-Bustos: The most Martian place on Earth
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#22 - Armando Azua-Bustos: The most Martian place on Earth

Season 2017 - Episode 194 - Aired 9/20/2017

How can you study Mars without a spaceship? Head to the most Martian place on Earth -- the Atacama Desert in Chile. Astrobiologist Armando Azua-Bustos grew up in this vast, arid landscape and now studies the rare life forms that have adapted to survive there, some in areas with no reported rainfall for the past 400 years. Explore the possibility of finding life elsewhere in the universe without leaving the planet with this quick, funny talk.

Duarte Geraldino: What we're missing in the debate about immigration
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#23 - Duarte Geraldino: What we're missing in the debate about immigration

Season 2017 - Episode 193 - Aired 9/19/2017

Between 2008 and 2016, the United States deported more than three million people. What happens to those left behind? Journalist Duarte Geraldino picks up the story of deportation where the state leaves off. Learn more about the wider impact of forced removal as Geraldino explains how the sudden absence of a mother, a local business owner or a high school student ripples outward and wreaks havoc on the relationships that hold our communities together.

Olúfẹ́mi Táíwò: Why Africa must become a center of knowledge again
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#24 - Olúfẹ́mi Táíwò: Why Africa must become a center of knowledge again

Season 2017 - Episode 192 - Aired 9/19/2017

How can Africa, the home to some of the largest bodies of water in the world, be said to have a water crisis? It doesn't, says Olúfẹ́mi Táíwò -- it has a knowledge crisis. Táíwò suggests that lack of knowledge on important topics like water and food is what stands between Africa's current state and a future of prosperity. In a powerful talk, he calls for Africa to make the production of knowledge within the continent rewarding and reclaim its position as a locus of learning on behalf of humanity.

Jun Wang: How digital DNA could help you make better health choices
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#25 - Jun Wang: How digital DNA could help you make better health choices

Season 2017 - Episode 191 - Aired 9/18/2017

What if you could know exactly how food or medication would impact your health -- before you put it in your body? Genomics researcher Jun Wang is working to develop digital doppelgangers for real people; they start with genetic code, but they'll also factor in other kinds of data as well, from food intake to sleep to data collected by a "smart toilet." With all of this valuable information, Wang hopes to create an engine that will change the way we think about health, both on an individual level and as a collective.