context: At this point in particular, starting in the year 1923, the Institute of Social Sciences was established in Frankfurt, Germany by a group of Marxist activists who wanted to revive the critical dimension of Marxist philosophy vis-a-vis the deadlock it had suffered as a result of its transformation into a rigid Orthodoxy among most thinkers. Germans. This revival aims to activate the liberal critical dimension of Marxist philosophy as an essential tributary of the social movement, and from this standpoint the institute aims to examine the conditions of the revolution (the proletarian revolution) and work to stimulate it.
question: Who founded the Frankfurt School?
answers.text: a group of Marxist activists