A psychological approach based on the ideas of John Broadus Watson and later Burrhus Skinner, behaviourism proposes that psychology should only be concerned with the observation of behaviour and ways it might be modified, not with understanding why. This has lead to shallow analysis and temporary change, because humans are not so easily segmented. An evangelical propensity by adherents has led to numerous communities and social experiments.
Aggravated by 
(F) Fuzzy exceptional problems