The urge to be a part of what is going on is very powerful. Or to say it differently, to be on the outside looking in can be unsettling at best. Just remember the last time you came into a room and found a group of people talking excitedly about a news event or something that happened to someone else in the office. You probably went right up to those assembled and in some way signaled your interest in their conversation. 

Or think of it this way. Whenever you have been part of a group of three -- perhaps at work -- there have probably been moments when you have felt like the odd person out. Maybe you have been ill and while you have been absent, business has gone on and now upon your return to this group, you feel like an outsider. It's no fun being out of the loop. 

If you can identify …