‘America’s Got Talent’ creator Simon Cowell has given up working on Fridays because ‘it’s pointless’—and research shows he’s right

As the four-day week, hybrid working, and summer hours become increasingly popular, Friday has become the de facto day to take off work. Even media tycoon Simon Cowell has given up working on the last day of the workweek, because “it’s pointless.”

The 66-year-old multimillionaire revealed he’s ditched the traditional workweek and the hectic lifestyle of working almost 20 hours a day while running shows like The X Factor—and Cowell’s enjoying his newfound work-life balance so much that...