Amelec Viloria, Nunziatina Bucci, Marisabel Luna, Historical Development of Psychosocial Risk Assessment Methods, Journal of Engineering and Applied Sciences, Volume 12,Issue 11, 2017, Pages 2915-2919, ISSN 1816-949x, jeasci.2017.2915.2919, (https://makhillpublications.co/view-article.php?doi=jeasci.2017.2915.2919) Abstract: The purpose of this study is to outline the historical development of psychosocial risk assessment methods that emerged from stress research based on the person-environment program formulated by Karasek and his colleagues with basic dimensions of study internal factors of the organization and individuals of the worker and in some cases, external factors such as the stress profile, general nordic questionnaire, Canevas, Travail et Sante, ISTAS21, the battery of instruments for the evaluation of psychosocial risk factors of Villalobos and the method of Bucci and Luna. Keywords: Psychosocial risks;internal factors;individual factors;external factors;Bucci and Luna