Assertion: helplessness's effect | /r/HasProperty | given learned helplessness
Facets:
value: by overmier
type: OTHER
value: by seligman
type: OTHER
Source sentences:
text: Research and theory about experienced traumas that have certain characteristics of uncontrollability and unpredictability have been carefully and deeply explored because the persisting effects of these characteristics are especially dramatic and have been given the name “learned helplessness” by Overmier and Seligman 1967 , Seligman 1975 was the first to explicate and popularize the broad implications of the early animal experiments and relate them to human challenges.