Social rejection at work can feel like middle school all over again. Here's what to do about it.

• Feeling excluded is a common problem in the workplace and rejection hurts.
• While you shouldn't assume the exclusion is intentional, a little self-reflection is necessary.
• Ask yourself: Have I done what I can to be an engaged and empathetic leader?

I manage a team that relies heavily on message and call apps to communicate. We have an official group chat that I mostly use to make announcements. But I recently learned that my team has another group chat that I'm not a part of. One of my team members let it slip during a weekly meeting.