'Tis the season for gatherings and good cheer with friends and colleagues present and past. But do these gatherings provide you with memories of bad experiences with bad bosses, bullies perhaps?

Kevin Morrissey's death cannot be undone, and no suicide is ever fully understood. But What Killed Kevin? provides a starting point for understanding workplace aggression.

Mobbing is widely understood in Europe as a form of collective aggression that profoundly impacts a targeted worker's health and productivity, but less known in the U.S. where "bullying" is a more common explanation for interpersonal workplace aggression.

Interpersonal aggression, exclusion, shunning and cruelty have no place in any organizational setting.

"Bullying" has in recent years become an industry in itself, launching careers and businesses in consulting, coaching, testing, and training. It is indeed a brand.