In order to ensure that the Principal Leadership Program meet the highest standard of excellence, the NYC Leadership Academy was recruited to develop and implement the program.

The NYC Leadership Academy was founded by Mayor Bloomberg and Chancellor Klein in 2002 in order to train transformational school leaders for NYC public schools. The academy is "the cornerstone of the city's educational reforms", according to Mayor Bloomberg.

Rabbi Yossi Rosenblum was ordained from the United Lubavitch Yeshiva in 1987. Following his ordination, he became one of the first rabbinic students to enter the Soviet Union. During his travels, he met with Jewish community members in Moscow, Leningrad, Odessa and Tiblissi. Rabbi Rosenblum followed that trip with a visit to Israel where he met with former Soviet refuseniks. Upon returning to New York, Rabbi Rosenblum submitted a full report of his activities to the Lubavitcher Rebbe.

Rabbi Rosenblum has over 20 years experience in the field of Jewish education. As a student emissary of the Chabad movement (shaliach), he helped to establish Yeshiva Tomchei Tmimim Lubavitch in Johannesburg, South Africa. He also served as head counselor of Camp Gan Israel, in Parksville, NY.

In 1992, Rabbi Rosenblum, joined the staff at Yeshiva Achie Timmim in Pittsburgh, PA. Two years later, he became Principal of the Boys Division. While serving as principal, the Yeshiva was recognized as a Blue Ribbon School of Excellence by the U.S. Department of Education.

Rabbi Rosenblum is an innovative educator and administrator. In 1994, he founded the International Sefer HaMitzvos Competition and authored the Sefer HaMitsvos booklets used by 40 schools as part of their curriculum. He also worked with leading educators and scholars on the ground-breaking Gemara

Berura teaching methodology. As part of this effort, Rabbi Rosenblum was responsible for developing the workbook on hascholas gemora. This unique workbook helped teachers fulfill the words of King Solomon to "teach a child according his way" using advanced techniques such as Differentiated Instruction (DI) and Understanding by Design (UBD). Rabbi Rosenblum has lectured on these techniques and the Gemara Berura all over the country.

Rabbi Rosenblum is also a popular lecturer who has taught adult education classes on parenting, Jewish mysticism, Talmud, and other topics. He is married to the former Chana Laine from Brooklyn and is the proud father of 11 (KI"h) children.

Rabbi Mendy Greenbaum

Rabbi Mendy Greenbaum received his Rabbinic ordination from Rav Hillel Pevzner O"BM, President of The Vaad Rabbonei Lubavitch of France. Rabbi Greenbaum completed two years of Shlichus in Yeshiva Tomchei Temimim Lubavitch in Brunoy, France. While in France, he lectured on various topics in Halacha. Before moving to Los Angeles, Rabbi Greenbaum taught in Mesivta Oholei Torah, in Crown Heights for three years.

In August 2000, Rabbi Mendy Greenbaum accepted the position of Principal in the Cheder Menachem Boys School in Los Angeles, California. Since Rabbi Greenbaum became principal, Cheder Menachem has grown from 170 students to over 300 students, becoming the largest Lubavitch Boys’ School in the USA outside of Crown Heights. Cheder Menachem is proud to be accredited by WASC and the BJE of LA.

In the past four years, two of Cheder Menachem’s teachers have received the prestigious Milken Award for excellence in teaching. Cheder Menachem is known to be at the forefront of educational innovation, utilizing the latest in methodologies such as Gemara Brura, D.I.  and Data Driven Instruction. Students of Cheder Menachem have received acclaimed recognition for their academic success in Judaic Studies.

Aside from his position in Cheder Menachem, Rabbi Mendy Greenbaum regularly teaches adult education classes all over Los Angeles, and lectures on Professional Development in schools. He is an Educational Consultant for the new Yahadus Curriculum, as well as other educational publications such as Malka Touger's new book, "A Door That's Never Closed" and a new Siddur soon to be published by Tzivos Hashem. Rabbi Greenabum is often guest lecturer at Mesivta YOEC as well as Beis Midrash YOEC and Beis Chana Girls High school. Addionally, Rabbi Greenbaum sits on the Yeshiva Principals Council of Los Angeles.

In 2010, The Menachem Education Foundation hired Rabbi Mendy Greenbaum to lead a division of the Principal Leadership Program, in partner with the NYC Leadership Academy.

Rabbi Greenbaum is married to Zelda (Gorowitz) and is blessed with seven children Ka"h