Shoshana Cohen

Shoshana Cohen

Shoshana Cohen, a native of Los Angeles, is Co-Director of Israel and International Education for TAKUM – a beit midrash for social justice activists, a joint project of ATZUM and Yeshivat Talpiot.  In addition to founding Yeshivat Talpiot, an egalitarian yeshiva for Israelis in Jerusalem, Shoshana also teaches Midrash, Talmud and Gender Studies at the Conservative Yeshiva.  She serves as a United Synagogue scholar-in-residence in cities across the US and was on the founding faculty of Yeshivat Hadar in NY.  Shoshana was a fellow at the Hartman Institute’s Seder Nashim Beit Midrash for Gender and Judaism where she also completed the Melamdim Educator’s program alongside graduate studies at Hebrew University. Shoshana is a graduate of the Advanced Talmud Institute at Matan with a B.A in Near Eastern and Judaic Studies from Brandeis University. She is currently pursuing semikha



Bar Gissin

Bar Gissin is TFHT Project 119 Coordinator. Bar is pursuing her master’s degree in the History of the Jewish People at Tel-Aviv University after completing a B.A in Comparative Literature and the History of Israel at the University of Haifa and NYU. She worked at the Gender Equality unit in the Ministry of Education; was an active member of the 2011 social justice demonstrations in Israel; helped to organize workers in Haifa Chemicals factory and “Hot” company; and led the Coalition for Democracy in Education.


Levi Lauer

Levi Lauer is Founding Executive Director of ATZUM. His professional background includes Hillel Director at the University of Missouri; 18 years as Executive Director of the Pardes Institute of Jewish Studies; Dean of the Brandeis-Bardin Camp Institute; and Director of Rabbinic Enrichment at the Shalom Hartman Institute. 

A pioneer educator and social activist, Levi’s concern for making social justice a priority of Jewish devotion led him to found ATZUM in 2002 to address glaring injustices and bring assistance to Israelis disadvantaged by inadequate access to public and private protection.  Levi is a native of Cleveland, Ohio and has lived in Jerusalem since 1976 with his wife, Chaya, two daughters and four grandchildren. He served 11 years in a reserve, combat, artillery unit of the IDF.


Tsila Lavi-Shalom

Tsila Lavi-Shalom is Coordinator of the Righteous Among the Nations Project and holds a BA in Art History from the Hebrew University of Jerusalem. Tsila established the project “Chain of Life” where she drew portraits of the fallen soldiers from Israel’s 2014 Israel–Gaza conflict. She plans to create a similar project for Righteous Among the Nations drawing the portraits of heroic rescuers. Tsila was born in Tekoa where she currently resides with her husband.


Phyllis Nutkis

Phyllis Nutkis

Phyllis Nutkis is ATZUM’s U.S. Office Representative. She currently works in fundraising and marketing for a nonprofit social service agency which serves low-income Jews in Chicago. She previously taught preschool and kindergarten. She has a B.A. in music education from the University of Wisconsin-Milwaukee and an M.S. in Jewish education from the Siegel College of Jewish Studies in Cleveland, Ohio. She is a native of New Jersey but has lived in the midwest for the past 40 years. She and her husband, Norman, have three married children and four grandchildren.


Avital Rosenberger-Seri

Adv. Avital Rosenberger-Seri is Co-Director of ATZUM’s Task Force on Human Trafficking and Prostitution. In her previous capacity as an attorney at Tel-Aviv law firm of Kabiri-Nevo-Keidar, Avital advised and aided the Task Force by participating in Knesset discussions, drafting Supreme Court petitions and organizing public education events, including the prize-winning, impactful “Women to Go” campaign. In addition to her work to help assure legal protection of prostituted women, Avital has been deeply involved with Holocaust survivors’ rights and the Claims Conference where she served as Senior Professional Assistant to the Ombudsman. In 2007, Avital received her LL.B., and in 2015 her LL.M from the Hebrew University.



Kayla Rothman-Zecher

Kayla Rothman-Zecher is Co-ordinator of the AGN Fellows. She joined ATZUM in 2010, originally working on the Task Force on Human trafficking as a  Project Coordinator. Kayla’s  focus is on Immigration and Human Rights which she began at the Hebrew Immigrant Aid Society (HIAS) in Washington, D.C., as an intern on immigration and refugee policy. Kayla studies law at the Academic College for Law and Business in Ramat Gan, with a focus on Human Rights law as well as Immigration and Refugee Law. She has clerked at the Harvard Immigration and Refugee Clinic (HIRC) in Boston and at the Center for Gender and Refugee Studies (CGRS) in San Francisco. Kayla is currently running the Refugee Status Determination Community Initiative in South Tel Aviv, Israel, where she assists the refugee communities in Israel to submit their claims for asylum. Kayla is a native of Pennsylvania and has lived in Israel since 2003. She served 2 years in an intelligence unit in the IDF.



Reuma Schlesinger

Reuma Schlesinger coordinates the lobbying, research and information efforts for ATZUM’s Task Force on Human Trafficking. Reuma’s professional background includes work in the Israeli Knesset and third sector organizations promoting human rights and society. She also volunteers at Koach La Ovdim – Democratic Workers’ Organization and is active in feminist and other social frameworks. Reuma has a Bachelor of Arts in economics, philosophy and political science (PPE) and an MA in Political Science from the Hebrew University of Jerusalem.



Keren Siksik

Keren Sisik is Coordinator of Beit Midrash TAKUM.  Committed to developing pluralist learning environemnts, she is pursuing her master’s degree in Jewish leadership at the Institute for Democratic Education. She has extensive experience working and studying at  Beit Midrash Elul, The Jerusalem Public Forum, and Beit Tefila HaYisraeli in Tel-Aviv. Keren grew up in Efrat and currently resides in Yafo.


Sara Wenger

Sara Wenger is ATZUM’s Director of Administration. Her professional background includes work in the high-tech industry as well as administration and conference coordination. Sara holds a Bachelor of Arts degree from the University of British Columbia and also studied at the Hebrew University of Jerusalem.  Sara is a native of Vancouver, Canada and has lived in Israel since 1996 with her husband and children.


Joe Ratzersdorfer

Assistant Director




We also pay tribute to Ellen Singer, Director of ATZUM’s US Office for 11 years. Ellen passed away in June 2013, but her contribution to ATZUM and her commitment to making the world a better place will long be remembered.