Covert-Aggression in the Workplace January 6, 2012Personality and Character Disorders, Psychological Manipulation, Relationshipsback-stabbers, character, character disturbance, covert-aggression, manipulation, manipulators, Unhealthy RelationshipsDr. Simon What do you do when the covert-aggressor in your life is your co-worker, or even worse, your boss? Dealing with manipulative, back-stabbing behavior in the workplace can be quite a challenge.