Jeshua ben Joseph ha-Levi was a talmudist born in Tlemcen, Algeria. Around 1467, while still a young man, he left Algeria for Spain and settled in Toledo. There, at the request of his patron, Vidal ben Lavi, and several other members of the local community, he wrote a work on the methodology of the Mishna and Talmud. Known as Halikhot ʿOlam, it was printed in Lisbon around 1490, again in Constantinople in 1510, and in numerous later editions. A Latin translation, Clavis Talmudica, by the Christian Hebraist Constantin l’Empereur, was published in Leiden in 1634. The work was c…