The UNLaR was created by National Law No. 24,299 of 1993, based on its predecessor, the Provincial University of La Rioja, established by Provincial Law No. 3,392 of 1972. Kicking off its academic activities in 1973.
In 1992, in the then Provincial University of La Rioja (UPLR), worked, as its institutional organization, academic departments: Behavioral Sciences; Applied Sciences; Basic Sciences and Social Sciences. Also integrated structure that the Research Department. The characteristics of each of these academic units explicitaban competencies in Articles 7, 10, 14 and 17 of Ordinance No. 02/73: So the Department of Behavioral Sciences had "... the function of providing courses and knowledge to order careers and professions that are linked to the action which man exercises over man, ie social intentions