As many return to work after the summer break, a new development in the UK is catching attention. Two hundred companies have signed up for a permanent four-day working week for all employees, with no loss of pay or entitlements. But the question remains: will it work, and could it be implemented here in Australia? John Hopkins, Associate Professor at Swinburne University’s School of Business, says the success of a four-day working week largely depends on the industry.