Neri Oxman wows the audience with the “first wearable digestive system.” Read more about her talk. Photo: Bret Hartman/TED

An attendee tries on a full Ebola treatment suit, which takes up to 11 minutes to put on. The Gates Notes brought the suits to TED2015 to powerfully underscore the point that the tools, treatments and systems we have in place are not enough for the next epidemic. Read about this exhibit. Photo: Ryan Lash/TED

Suki Kim shares the experience of living undercover in North Korea for six months. Read an excerpt of her book. Photo: Bret Hartman/TED

TED2015 attendees watch Steven Wise’s talk in a simulcast lounge. Photo: TED

Lewis Dartnell shows a tin-can gasifier stove, one of the tools that could help society rebuild after an apocalypse. Read more about his talk. Photo: Bret Hartman/TED

Kelly Stoetzel and Jay Herratti host TEDActive 2015, held in parallel to TED in Whistler. Photo: Marla Aufmuth/TED

At a “speed meeting” session, TED2015 attendees get to know each other. Photo: Ryan Lash/TED

At the IBM Engagement Center, attendees could dig into real-time data about the conference aggregated from social media. They could see what words people were tweeting, where they were tweeting them from and, perhaps most intriguingly, who was tweeting the most like them. Photo: Ryan Lash/TED

The Kitchen Sisters tell the story of Wall Street, a prisoner at San Quentin who is a natural at trading stocks. Read more. Photo: Bret Hartman/TED

A view of Whistler, from TEDActive. Photo: Marla Aufmuth/TED

In his wrap-up of TED2015, Baratunde Thurston unveiled the “TED Flag.” It breaks every single rule for flag design laid out in Roman Mars’ TED Talk earlier in the week. Photo: Bret Hartman/TED

Nobel Peace Prize winner Kailash Satyarthi didn’t talk about peace—he talked about anger. Read more about his talk. Photo: Bret Hartman/TED

Author Pico Iyer signs a copy of his TED Book for a fan. Read Iyer’s travel tips. Photo: Ryan Lash/TED

Thinking hard in the Robert Wood Johnson Foundation The Culture of Health Café. Photo: Ryan Lash/TED

The speakers in Pop-Up Magazine’s session line up for a bow. Read about Pop-Up Magazine’s curation strategy. Photo: Bret Hartman/TED h

Chris Burkard shows the audience his beautiful images of arctic surfing. Read more about his talk. Photo: Bret Hartman/TED

TEDActive 2015 attendees enjoy their bean bag seats. Photo: Marla Aufmuth/TED

In an exhibit about the TED Prize, Larry Brilliant shares an object that inspired his wish: a statue of Shitala-ma, the “smallpox goddess.” Photo: Ryan Lash/TED

Sri Lankan opera singer Tharanga Goonetilleke, a TED Fellow, takes the stage. Photo: Bret Hartman/TED

Mexican guitar duo Rodrigo y Gabriela rock out with an electrifying acoustic performance. Photo: Bret Hartman/TED

Attendees got an unusual look at their personality via design, in Target’s The Daring Truth Café. Photo: Ryan Lash/TED

Aloe Blacc and wife Maya Jupiter perform at the TEDActive Top of the Mountain party. Photo: Marla Aufmuth/TED

At The Engagement Center powered by IBM, attendees could see incredible data on TED2015, visualized for understandability. Photo: Ryan Lash/TED

In Session 11, fashion designer Hussein Chalayan shared his take on the intersection of fashion, commerce and high art. Read more about his talk. Photo: Bret Hartman/TED

At the Synthetic Gecko Adhesive Exhibit, attendees got to play with the stuff that lets geckos climb up walls. Photo: Ryan Lash/TED

BJ Miller spoke on how we can design for a better end of life—and how 11,000 volts of electricity in college first got him thinking about this. Read more. Photo: Bret Hartman/TED

Chris Anderson, TED’s Curator, hosts a chilling session, “Just and Unjust.” Read a full recap of it. Bret Hartman/TED

Our TED2015 speakers become art. Photo: Ryan Lash/TED