Mauricio Castrejón, Ph.D., marine biologist, Mexican. He lives in Puerto Ayora, Galápagos, Ecuador. He is a former researcher for the Charles Darwin Foundation (2004-2008), World Wildlife Fund-Galapagos Program (2008-2010), and most recently Regional Fisheries Manager for the Americas Field Division Marine Program for Conservation International (2014-2019), a postdoctoral researcher for the University of Waterloo, Canada (2019-present) and consultant for Island Conservation, Pew Charitable Trust Foundation and WWF. He has more than 16 years of experience leading fishery-related projects in the Galapagos and the Eastern Tropical Pacific region (Costa Rica, Panama, Colombia, and Ecuador), in collaboration with multinational and interdisciplinary teams. During his professional career, he has published 12 scientific articles in indexed journals, two books, 13 book chapters, and more than 30 technical reports. His main area of expertise is the social-ecological and interdisciplinary assessment and co-management of small-scale fisheries in marine protected areas.