Christopher Emdin is a science advocate who uses hip-hop to make better teachers.

Let it be noted, says co-host Chris Anderson, that this year's TED started with a roaring cheer and with a scream of anguish. Our job this week is to explore what's amazing, in every sense of the word, from the jaw-droppingly wonderful to the shocking and urgent. So Chris and co-host Helen Walters have decided to kick off Session 1 with a qu...

Geena Rocero is a professional model for fashion and beauty companies around the world. And she uses her platform to share a powerful story.

Floyd E. Romesberg uses chemistry, biology and physics to study how biomolecules work and to create biomolecules with new forms and functions.

TED Senior Fellow Andrew Pelling uses novel materials for next-generation medical innovations and speculative living technologies of the future.

Pam Warhurst cofounded Incredible Edible, an initiative in Todmorden, England dedicated to growing food locally by planting on unused land throughout the community.

Ed Yong blogs with a mission: to ignite excitement for science in everyone, regardless of their education or background.

Darrick Hamilton crafts and implements innovative routes and policies that break down social hierarchy and move society towards greater equity, inclusion and civic participation.

Alex Edmans uses rigorous academic research to influence real-life business practices -- in particular, how companies can pursue purpose as well as profit.

Emily Quinn describes herself as "a ballsy intersex activist who uses humor and storytelling to create a more welcoming world for people who don’t fit in a box."

Butterscotch uses her powerful voice and sounds to sing about love, life and everything in between. Her mission is to empower and elevate people through music and compassion.

An activist, educator and writer, Brittany Packnett uses every platform she has to teach truth that provokes people to action -- for the sake of freedom and justice.

Eric Topol is a leading cardiologist who has embraced the study of genomics and the latest advances in technology to treat chronic disease.

Onyx Ashanti is the inventor of "beatjazz" -- a new way to make music.

Kate Hartman creates devices and interfaces for humans, houseplants, and glaciers. Her work playfully questions the ways in which we relate and communicate.

General Stanley McChrystal is the former commander of U.S. and International forces in Afghanistan. A four-star general, he is credited for creating a revolution in warfare that fuses intelligence and operations.

About this event: You are cordially invited to the next TEDxTheHague salon! Our September edition — Let's Fall Through the Cracks of our Concrete World! — is curated by Johan Olie and Julie Scott. Johan writes: "Friday the 13th at TEDxTheHague offers much more than the thrill of watching a scary movie. For us, Friday the 13th can remind us of an older, mythic...

Jackson Browne has written and performed some of the most literate and moving songs in popular music -- and has defined a genre of songwriting charged with honesty, emotion and personal politics.

Andras Forgacs produces animal products -- meat and leather -- without the animal.

Aomawa Shields studies the climate and habitability of planets outside of the Solar System.

Andreas Raptopoulos and his colleagues are building the flying internet of things, using drones to carry essential goods to otherwise inaccessible areas.

Arthur Ganson's kinetic metal sculptures mix high art with gearhead humor. He's also the inventor of the kids' construction toy Toobers & Zots.

Carl June is a renowned pioneer in the fight against cancer.

In partnership across traditional boundaries, Howard Taylor leads efforts that leverage public and private resources to put a stop to violence against children and change harmful societal attitudes.

Jessica Green wants people to understand the important role microbes play in every facet of our lives: climate change, building ecosystems, human health, even roller derby -- using nontraditional tools like art, animation and film to help people visualize the invisible world.

Patience Mthunzi wants to use lasers to deliver medicines more effectively.

Keith Payne studies how inequality shapes the human mind.

A pioneer in network science, Albert-László Barabási uncovers the hidden order behind complex systems.

Food is a shared necessity -- but also a shared way of thinking, argues Carolyn Steel. Looking at food networks offers an unusual and illuminating way to explore how cities evolved.

TED Senior Fellow Burçin Mutlu-Pakdil studies extreme objects -- including a rare double-ringed elliptical galaxy she discovered -- to help us understand how galaxies form and evolve.