John Kostyack

John Kostyack

John Kostyack is the Executive Director of the National Whistleblower Center. He is a nonprofit executive and attorney with a track record of successfully building and leading dynamic, mission-focused organizations. He has a passion for conserving wildlife and habitats, safeguarding people from the worst impacts of climate change, and fighting for democratic institutions and the rule of law. He is an accomplished public speaker, writer, and thought leader on using law, policy, communications, and organizing to make the world a better place for our children and grandchildren.

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