In addition to his teaching duties, Rabbi Schachter lectures, writes, and serves as Posek, a world renowned decisor of Jewish Law. A prolific author, he has written more than 100 articles, in Hebrew and English, for such scholarly publications as HaPardes, Hadarom, Beth Yitzchak, and Or Hamizrach. Seforim written include Eretz HaTzvi, B'ikvei HaTzon, Ginas Haegoz, and Nefesh HaRav, MiPninei HaRav and Divrei HaRav.

At age 22, Rabbi Schachter was appointed assistant to the renowned Rabbi Joseph B. Soloveitchik zt"l. Rabbi Schachter earned his B.A. from Yeshiva College, an M.A. in Hebrew Literature from the Bernard Revel Graduate School in 1967, and was ordained that same year.