What is the frustration-aggression principle? What role does it play in the fights you have with your loved ones? We've all been there. Everyone has experienced those moments where their frustration ...

Biste in de S-Bahn jebor’n oder wat? The mother of all theories of aggression is the frustration-aggression hypothesis (Dollard, Miller, et al., 1939). The theory presumes that we know what aggression ...

What is the end product of anger? Happiness comes upon us when our legitimate and valued desire becomes reality. Unhappiness results when our legitimate or illegitimate but valued desires are ...