The world of work has seen a dramatic shift in recent times: the former security and benefits associated with permanent employment are being displaced by the less stable gig economy. Barnes explains the dangers of a focus on flexibility at the expense of hard-won worker protections, and argues that with the four-day week, we can have the best of all worlds: optimal productivity, work-life balance, worker benefits and, at long last, a solution to pervasive economic inequities such as the gender pay gap and lack of diversity in business and governance.