Some companies make a point of hiring for diversity. And that is a great place to start. However, it doesn’t do any good if they won’t stay. The inclusion side of the equation has to be just as strong if you want to retain, grow and get the benefits of that diversity.
Few people enjoy conflict. Most of the time people actually try to avoid it. This is especially true when working in a team. It’s much smoother when everyone gets along and goes along. When everyone is coming at an issue from the same angle, it’s much easier to sidestep conflict.