The La Caverna collection is accessible, brief and introductory texts to authors, currents of thought and various philosophical themes, in collaboration with Philosophy & Co., the leading philosophy portal in the Spanish-speaking world. These small volumes also include interviews with different leading specialists in the subject matter.

In Schopenhauer, which covers the philosopher's thought in all its aspects, includes an interview with the specialist in the German thinker Carlos Javier González Serrano, president of the Society for Studies in Spanish on Schopenhauer (SEES).