Jeff Kiderman has been AJE’s Executive Director since its founding, managing AJE’s operations and initiatives. Prior to joining AJE, Jeff was a digital marketing consultant, helping Fortune 500 companies develop personally tailored online experiences.

Jeff earned bachelors degrees from both the Wharton School and the School of Engineering & Applied Science at the University of Pennsylvania, as well as a Masters degree in Education from Teachers College, Columbia University. Jeff lives with his wife and son in New York, NY.

Rabbi Avrumi Sacks brings over 20 years of experience in Jewish education and has led the development and rollout of AJE’s 2 Sigma model since 2013. Before joining AJE, Rabbi Sacks was the Principal and Director of Education at the Hillel Academy of Pittsburgh, where he oversaw the education of children from pre-nursery through 12th Grade, and managed a staff of 70 educators and employees.

Prior to that, Rabbi Sacks served as Assistant Headmaster at Ramaz Lower School, where he had been teaching since 1996. Rabbi Sacks began his educational career at Manhattan Day School in 1993.

Rabbi Sacks attended Yeshiva University, where he earned Smicha from RIETS and a Masters in Education and Administration.