In fact, they’re a throwback to h

In fact, they’re a throwback to how humans traditionally worked in pre-industrial times, when a typical workday would last from dawn until dusk, interspersed with regular breaks, meals and naps. However, when society industrialised, a rigid, five-day, 40-hour workweek arose in factory settings, explains Aaron De Smet, senior partner at consulting firm McKinsey & Company, based in New Jersey, US.