David Ben-Gurion | Ben Affleck | Ben Jonson | Ben Harper | Big Ben | Ben Kingsley | Ben Stiller | Ben Folds | Ben Hecht | Ben-Gurion University of the Negev | Ben Casey | Ben Bernanke | Ben-Hur | Ben E. King | Ben Webster | Ben Hogan | Ben Elton | Jane Asher | Ben Weasel | Ben Folds Five | Ben Stein | Ben Shneiderman | Ben Mendelsohn | Ben Lee | Ben Johnston | Ben Crenshaw | Ben 10 | Ben | Ben T. Epps | Ben Sargent |
He was a pupil of Asher ben Yehiel, at whose request (in 1310) he wrote the astronomical work Yesod Olam, the best contribution on that subject to Hebrew literature.