Ronit Vinnikov is a journalist at Haaretz, Israel's prominent left-leaning newspaper, specializing in Jewish philanthropy, Israel-Diaspora relations, and related topics. She reports on major donors and organizations shaping Jewish communal life, including coverage of influential figures and their funding priorities in Israel and North America. Vinnikov has interviewed key philanthropists such as Lynn Schusterman, founder of the Charles and Lynn Schusterman Family Foundation, highlighting intersections of wealth, politics, and Jewish identity. Her work often explores controversies in philanthropy, such as donor influences on Israeli politics and shifts in communal funding amid geopolitical tensions. Based in Israel, Vinnikov contributes to Haaretz's Hebrew edition, providing in-depth analysis on networks of influence within global Jewish communities.