Peggy Whitson is a NASA Astronaut and Biochemist. The veteran astronaut has an incredible list of record-breaking accomplishments to her name: first woman to command the International Space Station twice (2008 and 2013); first nonmilitary Chief Astronaut and most space walks (10) of any female astronaut, the most spacewalks completed by a woman and third most of any spacefarer at 665 days. Whitson has spent more time in space than any other American. She was named to Time 100, Time magazine’s annual list of the world’s most influential people (2018). Whitson also conducts groundbreaking research on a wide breadth of subjects with enormous implications for the future of humanity—robotics and AI, medicine, agriculture, logistics, engineering, marine life and beyond.