Marc Yaggi is the Chief Executive Officer of Waterkeeper Alliance, where he serves as a leading voice for a global movement dedicated to securing clean, healthy, and abundant water for all people and the planet. For over 20 years, he has played a pivotal role in expanding the Waterkeeper movement worldwide and has devoted his entire career to environmental advocacy. Before joining Waterkeeper Alliance, Mr. Yaggi was a Senior Attorney and Watershed Program Director at Riverkeeper, Inc., where he worked to protect the 2,000-square-mile watershed that supplies New York City’s drinking water. He also served as a Staff Attorney with the Environmental Law Institute in Washington, D.C. His thought leadership has appeared in publications such as The New York Times, The Guardian, and Politico, and his commentary has been widely quoted by AP, Bloomberg, Reuters, and other outlets. He has also inspired audiences worldwide as a keynote speaker and expert panelist.