Managers can never make all their employees happy. While feelings of surprise or betrayal are natural, you should be careful not to retaliate against the employee who files a complaint against you, especially if the issue is related to equal employment opportunity activity. The Equal Employment Opportunity Commission’s regulations explicitly state that individuals are protected from retaliation after opposing any practice made unlawful by Title VII, the Age Discrimination in Employment Act, the Equal Pay Act or the Rehabilitation Act, or for participating in any stage of the administrative or judicial proceedings under those statutes. EEOC identifies the following activities as “protected”…