Karaites and Rabbinic Jews
Great Controversies in Jewish History

There's no feud like a family feud, and in 8th century Babylonia, a dynastic struggle between brothers gave birth to the heretical Karaite movement. Denying the divinity of the Talmud, the Karaites held tremendous influence over many people. Though now they have disappeared into near oblivion, the Jewish scholarship that developed to combat them remains the consummate sign of philosophical victory.