Regardless of position leaders managers continue making the same mistakes when it comes to developing an effective team.
Like minded people create like minded results. See Nokia Effect.
Add diverse people in race, ethnicity, challenging opinions single, divorced etc. You want to avoid the common results of teams which is groupthink.
Forgetting That Your Team Is Made Up of People
It’s easy to get caught up in the “million things to do” and “I’m so busy” trap. Everyone is too busy these days. But when you’re leading a team, taking the time to check in with them is critically important. After all, they’re the people who get things done in your company.
Fix Suggestion: Consider setting up individual, once-a-week check-ins with each of your employees or, if your company is too big for that, with each of your direct reports. You may think you don’t have time for this, but trust me on this one, you probably do—and it will likely pay off big time for your company.