The Utah experiment involved "four tens", or 4 10-hour work days. It was still a 40 hour work week. The posted article discusses eliminating an entire work day

The Utah experiment involved "four tens", or 4 10-hour work days. It was still a 40 hour work week. The posted article discusses eliminating an entire work day and shortening the work week by 8 hours, rather than spreading them out over the remaining 4 days. cf. http://www.governing.com/columns/utahs-demise-of-the-four-day-work-week.html http://www.governing.com/columns/utahs-demise-of-the-four-da...