Ed is curious - he wants to see the world and understand how it works. So he travels (a lot) and takes things apart. And, he enjoys putting things together from building robots to writing books.As a math and physics major, Ed likes numbers. He's traveled to 61 countries on all 7 continents. He has directed 5 museums (including the National Inventors Hall of Fame and founding the National Toy Hall of Fame) and written more than two dozen books.He holds a Ph.D. in oceanography and has participated in 20 some expeditions, including doing research on sea ice in Antarctica. With his wife, he has sailed across the Pacific Ocean and has done a circumnavigation teaching oceanography for Semester at Sea. Ed is a Fellow Emeritus in The Explorers Club.An avid outdoors person, Ed runs, bikes, swims, kayaks, and SCUBA dives. Along the way he searches for the unusual gizmo to take apart - or at least figure out how it works.