Gärtner Gutiérrez, J. 2019. Hirsch, E. (2018). Radical Skepticism and the Shadow of Doubt: A Philosophical Dialogue. London, England: Bloomsbury. Estudios de Filosofía. 60 (Jul. 2019), 267–270. DOI:https://doi.org/10.17533/10.17533/udea.ef.n60a13.