It’s not surprising, then, that when researchers proposed a series of experiments to test the effects of required rest on BCG consultants, employees reacted with not just shock but also disdain. The Harvard Business Review reported, “The concept was so foreign that [BCG leaders] had to practically force some consultants to take time off, especially when it coincided with periods of peak work intensity.” Some consultants legitimately questioned whether being assigned to the experiment was putting their entire careers in jeopardy.