The Koren Mesorat HaRav Siddur, A Hebrew/English Prayer Book with Commentary by Rabbi Joseph B. Soloveitchik  (Hebrew Edition)
Rabbi Joseph B. Soloveitchik (1903-1993) was one of the twentieth centurys leading and most influential Talmudic scholars, Jewish philosophers, and religious leaders. A descendant of the Lithuanian Soloveitchik rabbinic dynasty, The Rav, as he was widely known, served as Rosh Yeshiva of the Rabbi Isaac Elchanan Theological Seminary at Yeshiva University, where he ordained nearly 2,000 rabbis over the course of almost half a century. Rabbi Soloveitchik advocated excellence in both Torah learning and Western, secular scholarship, as well as involvement in the broader community.