LEE PAIVa Founder & CEO

Lee Paiva is founder and CEO of No Means No Worldwide and creator of IMpower, a dual-gender violence prevention and intervention program. Since 2007, she has implemented her program in the six largest slums of Nairobi, Kenya. In 2013, she partnered with researchers at Stanford University to form the GBV Prevention Collaborative, which led to her co-authorship of five peer-reviewed articles about the efficacy of IMpower classes in cutting rape and pregnancy-related school dropout by 50%. She also founded Sexual Assault Survivors Anonymous for survivors ages 5 and up. She is a Mulago Rainer Arnhold Fellow and her work has been featured on CNN, MSNBC, FOX, and ESPN, among others. She lives in San Francisco, California.



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Katherine Daiss – DEPUTY DIRECTOR, Development & Partnerships

Katherine Daiss is deputy director of No Means No Worldwide, overseeing development, partnerships and operations. She has driven the growth of NMNW’s global presence by building relationships with new donors and enabling partners. Prior to NMNW she worked in South Africa developing GBV and HIV prevention curriculum and training. Her business expertise stems from leadership consulting for Fortune 500 companies across North America, Europe and Asia.



Tamara Straus is deputy director of No Means No Worldwide, overseeing advocacy, communications, and development. She has over a decade of experience in nonprofit strategy and international development, having served as as senior editor at the Stanford Social Innovation Review, editorial director of UC Berkeley’s Blum Center for Developing Economies and a consultant for The Bridgespan Group and poverty-alleviation nonprofits working in North America, Africa and Asia. Tamara has written about female empowerment, sexual safety and other issues for Quartz, California Magazine, the San Francisco Chronicle and Mother Jones.