Rabbi Dovid Aaron Gross is the Rav of Kehillas Beis Doniel in Cleveland Heights, Ohio. He studied at the Talmudical Yeshiva of Philadelphia, Mir Yerushalayim, Beth Medrash Govoha, where he received semichah, and Kollel Ateres Chaim Boruch. He is Director of the Bais Havaad Halacha Center’s Midwest Division and author of Toras Chesed (essays from Rabbi Chaim Kreiswirth), The Five Minute Sermon series, and the 30 Days guides. He has published works on Chumash, the Jewish calendar, and practical mitzvos. Rabbi Gross is the official posek for Chaviva High School and teaches the weekly Parshas HaShavuah shiur.

Rabbi Baum is the Rosh Kollel of Young Israel's Kollel. He previously served as Director of of Alumni at Yeshiva Beth Yehudah and as Rosh Chaburah of the night seder under Rabbi Doniel Neustadt in Detroit. He also taught at Bais Yaakov in Detroit. Previously, the Baum family lived in Ottawa, Canada, where Rabbi Baum earned smicha and served as Rabbi of the Young Israel. Rabbi Baum learned at Yeshiva of Long Beach and at Brisk. 

Mrs. Greenblatt has worked with teens in and out of the classroom for over 10 years, including after-school enrichment programs and one-on-one mentoring. She graduated Seminar Yerushalayim with an Honors Teaching Certificate and obtained a bachelor's in Liberal Arts through TTI. Mrs. Greenblatt also plays piano and has directed many school productions and smaller events. She has a passion for growth in Torah learning and enjoys connecting with the girls and encouraging them to excel in their learning and spiritual growth.​

Mrs. Zeldy Mandel is a 20-year teaching veteran who has also run the teen program at Camp Malka for more than a decade. She holds an MA in Education from Walden College and has lived in Cleveland for more than 10 years. Mrs, Mandel is passionate about showing girls how to gain deep Torah ideas from the sefarim of our mesorah.

Ms. Faigy Nussbaum is a graduate of Bais Yaacov Derech Hatorah and Bnos Shoshana Seminary. She is passionate about bringing Navi to life in the classroom by making our mesorah's stories and lessons understandable and relatable to high-school girls.

Dr. Moshe Ornstein learned at the Yeshiva of Philadelphia and the Mir Yeshiva in Yerushalayim before studying business and biology at Lander College for Men / Beis Medrash L’Talmud. He earned an M.A. in Biotechnology from Columbia University and an M.D. from Stony Brook University, then completed his medical training at the Cleveland Clinic. He serves as an oncologist, mentor, and medical school faculty member there, receiving multiple teaching awards. He also teaches a night seder halacha chaburah at Yeshiva High School of Cleveland and is known for creating an engaging, rigorous, and student-centered halacha curriculum.

Mrs. Malky Wolman has taught many kodesh subjects for over 15 years in New York, Toronto, and Cleveland.  She enjoys high school girls and loves teaching, directing plays, running extracurricular programs, and learning from her students. Mrs. Wolman's goal for her students is to expand each girl's passion for Torah life and learning and feels privileged to be a part of the Chaviva team

Rabbi Nissim Abrin is the rabbi of Bais Avrohom in Beachwood, Ohio, where he guides a warm and growing Kehilla. Originally from Detroit, Rabbi Abrin moved to Cleveland from Yerushalayim in 2017. Rabbi Abrin has visited Chaviva to teach many times since then, and is excited to join the staff and teach Navi on a regular basis.

Mrs. Leah Ferder has been teaching junior high and high school students for close to 10 years and holds a bachelor's in Behavioral Science from Mercy College and a master’s in Education from Walden University. She hopes to impart her passion for learning and love of Torah to her students.

Ms. Levin has been in chinuch for over a decade. She is passionate about both teaching and learning, and finds joy in creating meaningful connections with her students. With dedication, warmth, and love, Ms. Levin continues to inspire and guide her students, sharing knowledge in a way that leaves a lasting impact.  

Mrs. Fayga Nathan has been teaching middle and high school girls Judaic Studies for close to 15 years. She has taught Halacha, Jewish History, Parsha, and Orchos Tzaddikim. Mrs. Nathan has also conducted summer learning programs for high school girls. Mrs. Nathan was a Judaic studies coordinator at Segula for seven years. She is an alumna of Bnos Chava Seminary in Jerusalem and received an associate of arts degree from Lakeland Community College. Mrs. Nathan is passionate about facilitating a positive and profound connection between her students and the Torah.

Rabbi Daniel Olgin earned his B.A. in Jewish Studies at The Ohio State University, where he held leadership roles at B’nai Brith Hillel and later served as Director of Outreach. He was a chapter and regional advisor for NCSY Cleveland and earned an M.A. in Jewish Education from Siegel College’s Cleveland Fellows Program. He studied at Yeshiva Bircas HaTorah and Yeshiva Ohr Somayach Jerusalem, receiving a Teacher’s Certificate from Israel’s Misrad HaChinuch and Semicha from Harav Zalman Nechemiah Goldberg, zatzal. In Cleveland, he served as Director of Adult Education and interim rabbi at Kehilas Yaakov Synagogue, worked with Aish HaTorah, and in 2004 founded The Jewish Experience at Ohio State.

Rabbi Menachem Tenenbaum, a noted mechanech and author, has worked in teen education for 15 years. He studied at Telshe Yeshiva and the Mir, receiving semicha from Rabbi Zalman Nechemia Goldberg at Aish HaTorah. He began his career with Aish Denver, then served as Assistant Director of NCSY Cleveland, and is now Associate Regional Director. Author of Three Steps Forward on Shemoneh Esrei, he has taught Tefillah at Chaviva High School for the past two years. As Coordinator of Chinuch Initiatives, he creates impactful learning experiences that deepen students’ connection to Yiddishkeit.

Mrs. Shulamit Yecheskel has taught Judaic Studies to students of many ages and backgrounds. She is passionate about helping each girl explore what it truly means to believe in and connect with Hashem. Through her course, Judaism 101 – The Fundamentals of Emunah, she strives to make faith personal, meaningful, and alive in her students’ lives. Mrs. Yecheskel feels privileged to be part of the Chaviva team.