Issues of the truth potential of religions and its alleged incompatibility with scientific objectivity are among the questions that cannot be bypassed in discourses aiming to an integral understanding of society. In this paper, we will examine and compare two specific approaches that share the intention of taking into consideration religious truths when describing and criticising both modern societies and methods permitting their scientific examination within the academic field. As perennialism focuses on common metaphysical truth shared by all religions, and post-secularism deals with a possible form of cooperation between secular and religious morality, it is expected to find that their offered solutions to social crisis phenomena will be...