If your stunt coordinator falls asleep in an important meeting, you can expect trouble later, says Hollywood executive producer Sheri Singer. In this episode, Singer and Stanford Professor Bob Sutton talk about the value of worry in the workplace. Singer, executive producer of 37 made-for-TV movies including “Halloweentown,” says that in the fast-paced, budget-crunched world of moviemaking, she’s learned to keep a watchful eye for problem people on her film projects—and to trust her gut about small behaviors that may signal major problems.