Everyone knows that timing is everything. But we don't know much about timing itself. Our lives are a neverending stream of 'when' decisions: when to start a business, schedule a class, get serious about a person. Yet we make those decisions based on intuition and guesswork. Timing, it's often assumed, is an art; in When, Pink shows that timing is in fact a science. Drawing on a rich trove of research from psychology, biology and economics, Pink reveals how best to...