“Take the great example of the four-minute mile. One guy breaks it, then all of a sudden everyone breaks it. And they break it in such a short period of time that it can't be because they were training harder. It's purely that it was a psychological barrier, and someone had to show them that they could do it.”

British-Canadian journalist, author, and public speaker

Malcolm Gladwell is a British-Canadian journalist, author, and public speaker. He has been a staff writer for The New Yorker since 1996, and he is known for books that bring ideas from social science, business, and culture to a wide general audience. He has published eight books. He also hosts the podcast Revisionist History and co-founded Pushkin Industries, a podcast company. His work often looks at why people and institutions think and behave as they do.