TED Fellow Joy Sun helped to launch a rare type of charity. GiveDirectly lets donors transfer money directly into the hands of impoverished people — empowering them to set their own goals and priorities.
Richard Baraniuk founded Connexions -- now called OpenStax -- a free, open-source, global clearinghouse of course materials. Students and educators tap into its vast store of texts on everything from engineering to ornithology to music, adapting the content as they see fit.
This collaborative dance company is acclaimed for its mix of humor, invention, and drama. Drawing inspiration from biology (how many dance troupes would name themselves after a fungus that thrives in cow dung?), Pilobolus has created a dance vocabulary all its own.
From building opera houses with wire to mapping the connection between the automobile and your mother-in-law, Jaime Lerner delights in discovering eccentric solutions to vexing urban problems. In the process he has transformed the face of cities worldwide.