The Walton Family Foundation is pleased to announce that Monica Medina is joining the environment program as deputy director, effective May 31. In this capacity, Monica will also direct the oceans initiative, which invests in the Americas—the United States, Mexico, Chile and Peru—and Indonesia to end overfishing, improve ocean health and preserve coastal livelihoods. Monica Medina most recently served as the senior director of international ocean policy at the National Geographic Society.