Review by Manfred Kerkhoff of the course Fundamental Problems of Phenomenology that Heidegger dictated in 1927. Review by Roberto Torretti of The Self and Its Brain by Karl Popper and John Eccles. Review by Roberto Torretti of Symposium on Space and Time by John Winnie. Review by Roberto Torretti of article Naming, Necessity, and Natural Kinds by Stephen Schwartz. Review by Sara A. Jafella de Dolgopol of the text Approaches to Philosophy written by Danilo Cruz Velez. Review by Margarita Ribas from Kant's Criticism of Metaphysics by W. H. Walsh. Review by Milagros Arzola on The origins of Kant's Arguments in the Antinomies, by Sadik J. Al-Azm. Review by Dennis Alicea of ​​Kant's Political Thought. Its Origin and Development by Hans Saner. Review by Denis Madrigal from Kant and the Problem of History by William Galston. Reviews of other recent books by R.T.: Quine in Perpective by Paul Gochet, Locke on Human Undrstanding by I.C. Tipton and Logic Laws and Life by Robert G. Colodny.Reseña por Manfred Kerkhoff del curso Problemas fundamentales de la fenomenología que Heidegger dictó en 1927. Reseña por RobertoTorretti sobre The Self and Its Brain de Karl Popper y John Eccles. Reseña por Roberto Torretti de Symposium on Space and Time por John Winnie. Reseña por Roberto Torretti de artículo Naming, Necessity, and Natural Kinds por Stephen Schwartz. Reseña por Sara A. Jafella de Dolgopol del texto Aproximaciones a la Filosofía escrito por Danilo Cruz Velez. Reseña por Margarita Ribas de Kant's Criticism of Metaphysics por W. H. Walsh. Reseña hecha por Milagros Arzola sobre The origins of Kant's Arguments in the Antinomies, por Sadik J. Al-Azm . Reseña por Dennis Alicea de Kant's Political Thought. Its Origin and Development por Hans Saner. Reseña por Denis Madrigal de Kant and the Problem of History de William Galston. Reseñas por R.T. de otros libros recientes: Quine en Perpective de Paul Gochet, Locke on Human Undrstanding de I.C. Tipton y Logic Laws and Life de Robert G. Colodny.