Contributor(s): Fran Heathcote, Joe Ryle, Professor Kirsten Sehnbruch | n the UK, we work some of the longest hours in Europe while having one of the least productive economies. We invented the weekend a century ago and are long overdue an update to working hours. Rising numbers of employers...

Contributor(s): Dr Guru Madhavan | Our world is filled with pernicious problems. How, for example, did novice pilots learn to fly without taking to the air and risking their lives? How should cities process mountains of waste without polluting the environment? Challenges that tangle personal,...