Predictionsunderlienearlyeveryaspectofourlives,fromsports,politics,andmedicaldecisionstothemorningcommute.Withtheexplosionofdigitaltechnology,theinternet,and“bigdata,”thescienceofforecastingisflourishing.Butwhydosomepredictionssucceedspectacularlywhileothersfailabysmally?Andhowcanwefindmeaningfulpat...