How bad data traps people in the US justice system | Clementine Jacoby


Right now, hundreds of thousands of people are "stuck" in the US criminal justice system. They've completed all of their requirements for release, but nobody knows it because the system is run on old databases that don't talk to each other. TED Fellow Clementine Jacoby describes how we can fix it -- bringing thousands of people home, reducing costs and improving public safety along the way.

The sustainable brilliance of Indigenous design | Manu Peni


When human rights advocate Manu Peni returned to Papua New Guinea from abroad, he built a home for himself using modern techniques -- and promptly learned a harsh lesson on how the newest ideas aren't always the best ideas. Peni calls for us all to rethink who we consider experts, particularly when it comes to building in the face of climate change, showing how Indigenous wisdom must work in harmony with new science and technology if we want to create a sustainable future.

Why nurses are key to medical innovation | Ben Gran


Nurses represent the front line of health care -- from first breaths to last moments, and everything in between. But there's a vital place nurses are missing in action, says Ben Gran. He makes a compelling case for integrating their invaluable insights and experience into health tech innovation to help make care (and the process of providing it) better for generations to come.

The secret to a happy life — lessons from 8 decades of research | Robert Waldinger


The happiest and healthiest people are those who have warm connections with others, says psychiatrist Robert Waldinger, who leads the Harvard Study of Adult Development -- one of the longest-running studies of adult life ever conducted. Exploring the crucial link between social bonds and quality of life, he shares wisdom and insights into how to identify and strengthen the relationships that impact your well-being most. When it comes to the people in your inner circle, "Turn toward the voices that make you feel more open and more inclusive," he says. (This conversation, hosted by TED current affairs curator Whitney Pennington Rodgers, was part of an exclusive TED Membership event. Visit ted.com/membership to become a TED Member.)

What the discovery of exoplanets reveals about the universe | Jessie Christiansen


What are the planets outside our solar system like? Astrophysicist and TED Fellow Jessie Christiansen has helped find thousands of them (and counting), and the variety is more wonderful and wild than you might imagine. She shares details on the trends emerging from the data -- including the intriguing possibility of "super-Earths" -- and what the discovery of exoplanets means for existential questions like: Where do we come from, and how did we get here?

How to harness the ancient partnership between forests and fungi | Colin Averill


If we want to better understand the environment and combat climate change, we need to look deep underground, where diverse microscopic fungal networks mingle with tree roots to form symbiotic partnerships, says microbiologist Colin Averill. As we learn more about which of these fungi are most beneficial to forest health, we can reintroduce them into the soil -- potentially enhancing the growth and resilience of carbon-trapping trees and plants. Hear more about the emerging science aiming to supercharge forest ecosystems, one handful of soil at a time.

How a habit of self-reflection could help improve your career | Paul Catchlove


Paul Catchlove believes strongly in the power of reflection. Through every career he's held -- from priest to opera singer to senior management consultant -- he's benefitted from a habit of considering and analyzing his goals, needs and performance. Learn more about how a regular practice of reflection can improve your decision-making, career and relationships.

How to do laundry when you’re depressed | KC Davis


Ever had a hard time doing daily household tasks -- cooking, cleaning, laundry -- and felt like a terrible person for struggling in the first place? Therapist KC Davis is here to flip that negative internalized script with a simple yet perspective-shifting fact that may change your approach to life. Learn a gentler, more practical approach to mental health as Davis shares hard-won wisdom and helpful shortcuts on how to get by when you feel like you've barely got it together.