“In pursuing the origin story of a single musical note, Gribenski shows us that nothing about the ways we hear, evaluate, or feel about music and musicians is ‘natural’ or ‘universal.’ Her virtuosic interdisciplinary research convincingly reveals how—as the battling forces of metaphysics, historical precedence, mathematics and experimental sciences, instrument construction, composition and repertoire, performers’ health, and aesthetic preference competed for attention—the relentless imperial ambitions of a few nations led to the pitch A’s designation as 440 hertz. Tuning the World is required reading for music scholars and practitioners, historians of science, and diplomats alike.”