How do you turn hope into action? A doctor and a public health expert answer | David Fajgenbaum and Celina de Sola
TED Talks Daily26 Sep 2025

How do you turn hope into action? A doctor and a public health expert answer | David Fajgenbaum and Celina de Sola

How do you hold on to hope while still being realistic about the work that needs to be done? Immunology researcher David Fajgenbaum and public health expert Celina de Sola discuss how they scaled personal missions into organizations making long-term impact on communities near and far. They explore how to stay motivated, discover your leadership style and uncover overlooked solutions hiding in plain sight. (This conversation is part of "TED Intersections," a series featuring thought-provoking conversations between experts navigating the ideas shaping our world.)

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"The Minister of Loneliness" | Sarah Kay

"The Minister of Loneliness" | Sarah Kay

Sarah Kay performs "The minister of loneliness," a heartwarming poem imagining what life would look like if homes were connected with tin-can telephone strings, creating a universe of curiosity, joy a...

28 Nov 20256min

The daily practice that could rewire your brain | Timm Chiusano

The daily practice that could rewire your brain | Timm Chiusano

Timm Chiusano was having one of the worst days of his career when he found himself inexplicably fascinated by a mundane part of the world on his walk home. That moment sparked a life-changing realizat...

27 Nov 202510min

Will AI make humans useless? | Akram Awad

Will AI make humans useless? | Akram Awad

"As jobs disappear, so will identity," says AI futurist Akram Awad, outlining the three types of people that will emerge as AI continues to replace the workforce. He introduces the blueprint for a soc...

26 Nov 202513min

How AI is unearthing hidden scientific knowledge | Sara Beery

How AI is unearthing hidden scientific knowledge | Sara Beery

Scientists estimate that 80 percent of life on Earth is still unknown to humanity. But as global temperatures rise, habitats shrink and food and water sources dry up, we're losing these species faster...

25 Nov 202514min

How the fridge changed food | Nicola Twilley

How the fridge changed food | Nicola Twilley

What if your kitchen fridge is just the tip of an iceberg that's reshaping the world? Food storyteller Nicola Twilley reveals how the massive “artificial Arctic” we built to keep our food fresh is sim...

24 Nov 202513min

Sunday Pick: How to love your hometown (w/ Hanif Abdurraqib & Sarah Kay) | How to Be a Better Human

Sunday Pick: How to love your hometown (w/ Hanif Abdurraqib & Sarah Kay) | How to Be a Better Human

Loving where you live means caring for the people who make that place home, says cultural critic Hanif Abdurraqib. He invites poet Sarah Kay and Chris Duffy, host of the podcast “How to Be a Better Hu...

23 Nov 202515min

4 hard truths about capitalism and climate | Steve Howard

4 hard truths about capitalism and climate | Steve Howard

For decades, investor and business leader Steve Howard watched companies pour money and effort into sustainability initiatives ... and still fall short. The problem isn’t a lack of will, he says; it’s...

22 Nov 202516min

The army of autonomous robots restoring nature | Tom Chi

The army of autonomous robots restoring nature | Tom Chi

Impact investor Tom Chi challenges a dangerous assumption: that economic growth and ecological health are opposing forces. He reveals how advances in AI and robotics are enabling a radical shift towar...

21 Nov 202519min

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