Heinrich Isaac (1450-1517) was one of the Renaissance's most prolific and influential composers, equally comfortable writing sacred motets, secular chansons, and instrumental works. His career spanned the courts of Florence, Rome, Innsbruck, and the Holy Roman Empire, giving him exposure to Italian, French, and Germanic musical traditions that he synthesized into a distinctive style. Isaac's gift for clear counterpoint and memorable melodic writing made his music widely copied and performed throughout Europe during his lifetime and for centuries after.