Tabla de Contenidos: “…Introduction: The eloquent musician -- In the realm of the passions -- The principles of eloquence : the artist's toolbox -- Bach's expressive language -- Bach's inner world -- Enhancing eloquence in performance (elocutio) -- Figures spinning straw into gold -- The expressive gesture -- Kairos : expressive timing -- To kindle the heart : engagement in performance -- Analyzing expression in period recordings of Bach's cantatas.…”