Jairo Moreno adapts the methodologies and nomenclature of Foucault's "archaeology of knowledge" and applies it through individual case studies to the theoretical writings of Zarlino, Descartes, Rameau, and Weber. His conclusion summarizes the conditions-musical, philosophical, and historical-that "make a certain form of thought about music necessary and possible at the time it emerges." Musical Meaning and Interpretation-Robert S. Hatten, editor