A “universal recipe” for building a “dream team” has been devised by scientists studying the make-up of the groups behind hit Broadway musicals and successful science projects. The perfect creative team contains just the right mix of veterans and rookies, suggests the mathematical modelling study, carried out by Luís Nunes Amaral at Northwestern University in Evanston, Illinois, US, and colleagues. “All the best teams seem to have a certain number of newcomers,” says Amaral, who works on complex systems and network analysis. But he adds: “The successful teams also have a fair number of people who are established.” Taking completely...