The Legacy of Maimonides: Religion, Reason and Community edited by Rabbi Yamin Levy and Rabbi Shalom Carmy  | Between the Lines of the Bible by Rabbi Yitzchak Etshalom |
Gray Matter volumes 1 & 2 by Rabbi Chaim Jachter | The Students' Guide through the Talmud by Rabbi Zevi Hirsch Chajes |
Buy them at your local Jewish bookstore or online at Yashar's website or on Amazon.com.