Why being rude to the waiter (or other staff) is the worst strategy

After James Corden was accused of being ‘nasty’, W.A. McGriff, III Professor Amir Erez explains why rudeness doesn’t pay.

“It’s absolutely the worst strategy,” Erez said. “You think you’re screaming at them and you’ll get what you want – it’s the opposite.”

Read more insights from Erez in this story from The Guardian.