The UK has launched the largest pilot program of a four-day workweek to research measures of productivity. The trial includes more than 3,000 workers and spans more than 70 companies. The entire project runs for six months. Odessa Jenkins, the president of the e-learning and analytics company Emtrain, joined Cheddar News to break down the logistics of the test. “We are in a time of a wellness revolution, and I think we're all looking for how to make our employees more well and more balanced," she said. "And that's really, I think, the point of this study."