PhD in Biology and conservationist. He is the Founder-President of the Global Penguin Society (GPS), Researcher at the Nat. Research Council in Argentina and Professor at the University of Washington. .
Since 1989, he has worked in the field of marine research and conservation, with special emphasis on penguins. He also works on marine protected areas designation, planning and implementation.
He has spearheaded global conservation efforts on science, management and education to benefit penguins in several countries, including the co-creation and direction of the IUCN Penguin Specialist Group, the designation of the largest Biosphere Reserve for Argentina and the creation of the Punta Tombo MPA.
He is a Duke University and a Pew Fellow 2009, recipient of the Whitey Gold Award, the National Geographic Buffet Award 2018 and the Honor Recognition by the Congress of Argentina.