Our Team
Karyn G. Gershon - CEO
Karyn Grossman Gershon is the CEO of Project Kesher (PK) in the US and architect of the PK international network of feminist Jewish leaders. Project Kesher’s programs build intergenerational Jewish life, advance gender equality, and promote public health and wellness. Karyn has helped raise over $40 million for Jewish women and girls in this region of the world. Most recently, she has been instrumental in helping to create a gendered response to the war in Ukraine. Karyn is a graduate of Cornell University and Northwestern University School of Law. Project Kesher’s archives and Karyn’s body of work have been included in Brandeis University’s Archives and Special Collections on Jewish Feminism. She has spoken extensively about women's rights and Jewish life in post-Soviet countries on public radio and at universities including Stanford, Northwestern, Columbia and Wash U.
Samantha tieger - DIRECTOR OF Development
Samantha Tieger is the Director of Development of Project Kesher in the US. She was raised in Cincinnati, OH, and graduated with a BA from Duke University, specializing in Romance Languages and Information Sciences. She speaks English, Spanish, and French, and has managed the Marketing and Social Media Departments of several consumer products holding companies. Samantha is a songwriter and her work has been featured on several tv shows.
Sierra rostal - development & communications associate
As a child, Sierra lived in Central Asia, the Caucasus, Ukraine, and Russia, including Kyiv from 2000-2001. She is a graduate of Wesleyan University with a BA in International Politics, and has five years’ experience working in international development with a variety of donor agencies, foundations, and implementing partner organizations. She has supported the implementation of market systems development approaches around the world, including with USAID's Agriculture Growing Rural Opportunities Activity in Ukraine.