rabbi aaron ha-levi studied under his father rabbi joseph ha-levi and brother rabbi pinchas ben joseph ha-levi, as well as nachmanides and was a colleague of rabbi shlomo ben aderet (1235–1310). he published critical notes on the rashba's "torat habayith", which he entitled "bedek habayith". he also wrote a commentary on the talmud, select parts of which have been published.