National Geographic grantee, writer, and marine biologist Greg Stone is a leading expert on ocean science and conservation. He has logged more than 8,000 scuba dives throughout the world, lived underwater for 30 days, and explored the ocean in submersibles to a depth of 18,000 feet. Greg’s articles for National Geographic magazine include the September 2012 story on seamounts. He has also written three award-winning books. Greg is vice chair of the World Economic Forum Oceans Council and has received numerous awards. His latest book, Underwater Eden, chronicles a National Geographic–funded project he led to create one of the world’s largest marine protected areas surrounding the Phoenix Islands in the Pacific—work featured in the January 2011 issue of National Geographic magazine.