when it comes to teams, many hands do not make light work... four to six members is the team best size for most tasks, that no work team should have more than 10 members, and that performance problems and interpersonal friction increase “exponentially as team size increases.”... if you are on a big team that keeps screwing up... try some subtract…

A lot of good practical advice here, although focused on teams distributed across the planet, not just Europe. The last recommendation is worth remembering: "Last, but not least... meet as a whole team. Do social things together, give people a chance to get to know one another. Once you connected a real human with the flat, blurry face on the scr…