Naomi is CEO of the PresenTense Group, overseeing programs and operations in North America as well as global organizational strategy. Previously Naomi worked in experiential Jewish education, managing training and professional development at the Foundation for Jewish Camp and JEXNET and serving as the Bronfman Fellow to Avraham Infeld at Hillel’s International Center.
Naomi earned her MBA and MPA in Business Strategy and Nonprofit Management from NYU’s Stern School of Business and Wagner School of Public Service, where she was a Wexner Graduate Fellow and Vice President of Philanthropy for the Jewish Students Association. She is a graduate of Babson College’s Symposium on Entrepreneurship Education. Naomi also holds a B.S. in Marketing and Rhetoric from the University of Maryland and spent a year in Israel studying Jewish texts at Midreshet Lindenbaum. She lives on the Upper West Side of Manhattan with her husband, Hadar.
Guy is responsible for leading the Israeli operation of PresenTense and comes to the organization after serving in executive roles at a number of innovative Israeli hi-tech and biotech companies including XMPie and AposTherapy.
Along side his business activities, Guy has been an active volunteer at Merchavim - the Institute for the Advancement of Shared Citizenship, where he is outgoing Chairman of the Board. During his time as Chairman, Merchavim’s innovating programming, that helps Israeli children from all backgrounds learn about and celebrate Israel’s cultural diversity, has reached over 500 schools and kindergartens.
Ahmad is PresenTense's Program Director for the Arab Community. Ahmad has a BA in Computer Science from Dortmund University in Germany, where he lived, studied and worked for 8 years, and an MA in Public Health and Epidemiology from Hebrew University. Prior to joining to PresenTense, Ahmad founded a hi-tech software start-up and also helped develop a socio-economic information data bank as part of the Galilee Society. Later, he managed the data bank "Rikaz" of the Galilee Society, focusing on research and management surveys on Arab society in Israel. Ahmad is married and a father of five children, and lives with his family in Maged El Kurum.
Ariella is the Human Resources and Operations Manager of PresenTense Israel. She previously worked as the Administrative Director of the art school “JSS”, where she managed school funds and oversaw programming in Israel and internationally. She has also worked as the HR Coordinator and Office Manager of Animation Lab (JVP), HR and Operations Associate at BioLineRX and the Promotional Merchandise Producer at the Lyons Group based in London, UK.
She was one of the leading activists in the campaign to free Israeli soldier Gilad Schalit until his long anticipated release in 2011.
Born and raised in Jerusalem, Israel, Ariella served in a commanding role at the Educational Corps of the IDF, where she was responsible for 200 soldiers with special needs.
Bar is the Director of Programs and Network Development for PresenTense. She joined the organization in August 2012 while working at Nielsen as a client executive for Israel’s leading brands, and she moved to her current position on August 2014. Prior to Nielsen, she worked in Digital Fuel, a Jerusalem based, global software company that was acquired by VMware.
Bar served her pre-military volunteer year at The Society for the Protection of Nature in Israel as a tour guide in a Golan field school, and she stayed there for her military service as a Teacher Solider. She holds a BA from the Hebrew University, She is also the co- founder of Perurim, a graduate of LEAD and NOVA organizations, an ROI fellow, a scuba diving master and an expert in crocheting.
Daniel is the VP of Business Development and Programs and is an active member of the social and social-business entrepreneurship community. Alongside his bachelor’s degree in communal social work at the Hebrew University in Jerusalem, he was one of the founders of the Osim Shinui movement (social workers for a change in the government’s priorities) and Salon Shabazi, a community center in Nachlaot, Jerusalem. Daniel also worked in lobbying and marketing for a variety of social organizations. He served in the IDF as a part of a Garin Nachal of the Hashomer Hatzair youth movement.
Daniel has lived in Jerusalem for the past seven years, and takes an active part in cross-sector social and cultural projects and in forming new communities. He is currently a graduate student at the Hebrew University's business school, focusing on organizational behavior.
David is the director of PresenTense's programs in the Negev. He has extensive experience as an entrepreneur as well as with technology start-ups, small businesses and social businesses specializing in monitoring and implementing lean startup methodologies for new business. Previously, he worked in fundraising in the non-profit sector. Over the past decade, David was involved in establishing a number companies in the defense industry, including "Light and Strong," which manufactures aircraft components. He served as a soldier and commander of the IDF's canine unit "Oketz." David is married to Yael and is the father of Roni, and is completing his MBA.
Emily Winograd is the Director of Programs and Training at PresenTense, overseeing curriculum development, alumni engagement, and our PT School platform in North America. Prior to joining the team, she worked as a campus recruiter for Teach For America. A veteran New Yorker, Emily originally moved to the city to attend the Double Degree Program between Barnard College and the Jewish Theological Seminary, from which she graduated with a B.A. in Sociology and a B.A. in Bible Studies. Emily lives in Washington Heights, NY and is an active community member at Mount Sinai Jewish Center.
Jerrin is the in-house graphic designer for PresenTense. Until joining PresenTense officially in November 2012, she had worked with the organization on a regular basis since 2008. She has combined work for PT with a successful freelance career at her own company, J.KAY Designs. Jerrin has worked for the Israel Ministry of Science, Technology and Space, Tel Aviv University, The Jewish Federations of North American, and countless social venture start-ups throughout Israel. Jerrin focuses on web, print and apparel design for start-ups, small businesses and non-profit organizations. Before shifting to design, Jerrin worked as a print and radio journalist in Israel, Chicago and Metropolitan Detroit, her hometown. A graduate of the University of Chicago, Jerrin has since wandered across many continents, ending up in Israel and making aliyah in 2006.
Sara Weinreb is a necessary troublemaker who has believed, since childhood, in challenging the way the world works, and subsequently dedicated her career to equipping fellow troublemakers in doing so as well. In her day job and free time, Sara supports individuals in taking action on critical issues by equipping them with the tools they need to create lasting social impact. Sara serves as Vice President, Programs & Strategy at PresenTense. Her focus is advising nine social impact accelerators across North America, marketing, branding and expansion across new cities and markets. Additionally, Sara is the Director of Operations and Project Management at PurposeFuel, a startup social enterprise that believes provides access to high quality support to anyone who is willing to invest his or her own time and money into starting a businesses or organization that benefits the greater good.
Previously, Sara served as a the Refugee Youth Program Volunteer & Mentor Coordinator at the International Rescue Committee’s New York Refugee Resettlement office, as the Assistant Director of Brooklyn Heights Synagogue, and volunteered as as a Guide Producer for the Social Good Guides, a collection of subject-specific guides created for startup changemakers. Sara is a StartingBloc Fellow and mentor and graduated cum laude and Phi Beta Kappa with a B.A. in Psychology and Jewish Studies with additional concentration in Social Policy from Tulane University in New Orleans, Louisiana. You can find Sara on her yoga mat, taking photos, eating her way around the world, blogging at necessarytrouble.com and tweeting @saraweinreb.
Sarah Cohen is the Manager of PresenTense’s Colorado Programs, overseeing PresenTense’s new Fellowship geared toward high school students. Previously, Sarah was a Sustainability and Conservation Program Coordinator at Stanford University, where she supervised student interns and worked to incorporate sustainability into student housing. Sarah has also spent time working at Stanford’s Design School, bringing design thinking workshops to K-12 students throughout the United States. She graduated with a B.A. in Global Information, Social Enterprise Studies from the University of California, Santa Cruz and is an alumnus of URJ Camp Newman as well as the North American Federation for Temple Youth (NFTY). Though she misses the beach dearly, Sarah is very excited to explore all that Colorado has to offer.
Sarah Gass is the Manager of NYC Programs and Operations at PresenTense, overseeing our fellowship in New York City and the Jewish Teen Institute for Innovation. Previously, Sarah was a development professional at UJA-Federation of New York, where she oversaw the Families Division and helped New Yorkers reach their full potential as leaders, volunteers, and philanthropists through UJA's mission. She was the Content and Community Manager at Proust, a previously-owned IAC startup. Sarah graduated with a BA in Art History and Italian Studies from Smith College, and currently serves as a board member for her alma mater's local alumnae club. Sarah loves public art as a form of collective community expression, and currently resides in Brooklyn.
Simi Hinden is the Director of Resource Development and Knowledge Management at PresenTense. In her role, she manages program assessment across the organization, as well as financial resource development for PresenTense Israel. She is currently studying for her MBA at Hebrew University, with a focus on strategy and entrepreneurship, and graduated from Columbia University with a BA in biology. She has also studied at the Weizmann Institute of Science and the Drisha Institute. Previously she was an Opinion and Analysis Editor for Seeking Alpha. Originally from New Jersey, Simi lives in Jerusalem.
Yaara is PresenTense's Jerusalem Ecosystem Coordinator. Prior to joining she held positions involving personnel and knowledge management in the Knesset and municipal elections. Yaara has been a member of Rothschild Ambassadors of the Rothschild Caesarea Foundation for three years. As a member of this organization she is an instructor for 20 young ambassadors for social change. In addition, she established the 'Salon Zchuyot', a social enterprise that does outreach to help single mothers exercise their rights. Yaara is studying Bible and Education at Hebrew University in Jerusalem, and is a graduate of a course in mediation and conflict resolution at Gevim. Yaara served in the IDF as an instructor in the Combat Engineering Corps, and continues her service on reserve duty.