Intelligence: Brainpower is crucial, especially the ability to enter a new domain and get up to speed quickly. • Domain expertise: While you can learn about a particular domain on the fly, the more you learn about it, the more it helps. • Practice: Good forecasting is apparently a skill you can hone and get better at over time. • Working in teams: Groups of people can outperform individuals as long as they avoid groupthink. • Open-mindedness: People who are willing to challenge their