Scott Joseph Kelly is an engineer, retired American astronaut, and a retired U.S. Navy Captain. A veteran of four space flights, Kelly commanded the International Space Station on Expeditions 26, 45, and 46.
Carl Zimmer is a popular science writer and blogger who has specialized in the topics of evolution and parasites. He has authored many books and contributes science essays to publications such as The New York Times, Discover, and National Geographic.
Skien is a city and municipality in Telemark county, Norway. It is part of the traditional region of Grenland. The administrative centre of the municipality is the city of Skien. Skien is also the administrative centre of Telemark county.