Want to change the world? Start by being brave enough to care | Cleo Wade

How jails extort the poor | Salil Dudani

What young women believe about their own sexual pleasure | Peggy Orenstein

Who would the rest of the world vote for in your country's election? | Simon Anholt

Want kids to learn well? Feed them well | Sam Kass

Why women should tell the stories of humanity | Jude Kelly

How Africa can use its traditional knowledge to make progress | Chika Ezeanya-Esiobu

Free yourself from your filter bubbles | Joan Blades and John Gable

How frustration can make us more creative | Tim Harford

What makes a good life? Lessons from the longest study on happiness | Robert Waldinger