Sergey Treshchov
Former cosmonaut
Sergey Yevgenyevich Treshchov is a former cosmonaut of the RSC Energia. He spent 184 days in space as a flight engineer of the International Space Station long duration Expedition 5 crew. During the mission he also conducted a spacewalk. Wikipedia
Born: 1958 (age 65 years), Krasnyi, Russia
Space missions: STS-113, STS-111, and Expedition 5
Education: Moscow Power Engineering Institute (1976–1982)