TED2019

Journalist Carole Cadwalladr explores how social media platforms like Facebook exerted an unprecedented influence on voters in the Brexit referendum and the 2016 US presidential election. She speaks during Session 1 of TED2019: Bigger Than Us, on April 15, 2019 in Vancouver, BC, Canada. (Photo: Bret Hartman / TED)

Biologist Danielle N. Lee  teaches a memorable lesson on animal monogamy during TED Fellows Session 2 at TED2019: Bigger Than Us, on April 15, 2019 in Vancouver, BC, Canada. (Photo: Dian Lofton / TED)

Amma Ghartey-Tagoe Kootin (center) with performers from her new musical, At Buffalo, as the groundbreaking TED Fellows program celebrates its 10th anniversary. Fellows Session 1 at TED2019: Bigger Than Us, April 15, 2019, Vancouver, BC, Canada. (Photo: Ryan Lash / TED)

Poet and educator Sarah Kay encourages us to welcome the beauty of the universe, however it may appear. She speaks during Session 1 of TED2019: Bigger Than Us, on April 15, 2019 in Vancouver, BC, Canada. (Photo: Bret Hartman / TED)

Sheperd Doeleman, head of the Event Horizon Telescope, shares how the international collaboration helped us see the unseeable. He speaks at TED2019: Bigger Than Us, on April 15, 2019 in Vancouver, BC, Canada. (Photo: Bret Hartman / TED)