Rabbi Yaakov Moshe Hillel (born August 29, 1945) is the head of[1] the Kabbalistic Yeshiva Ahavat Shalom in Jerusalem.
His students include Rabbis Daniel Frisch [he] and Shimshon Dovid Pincus.
Prior to marrying, he was an artist, hence the title of Kol Hazman's biography: From Artist/Painter to Genius Kabbalist.
"[3] Many of the titles that use the word Yam (Hebrew: ים or י"ם) refer to Hillel's initials, Yud Mem (for Yaakov Moshe).
His books[6] are: He also edited works, based on existing manuscripts, on various Halachic topics: Hillel oversees publication of works published by his yeshiva, including Rabbi Eliyahu Eliezer Dessler's novellae on the Talmud, with an introduction written by Hillel.