He grew up in Jerusalem and was a “talmid” (student-disciple) of Rabbi David Hartman, where he learned Talmud, and of Amos Hetz, where he studied movement and movement notation. He is currently a talmid of Hebrew College Rector Art Green, from whom he has received semicha. Leader has a growing international reputation as a spiritual teacher in the neo-Hasidic tradition and is an authority on Jewish prayer. He is co-editor, with Rabbi Or Rose, of “God in All Moments: Mystical and Practical Wisdom From Hasidic Masters” (Jewish Lights Publishing, 2011).