|"These stamps celebrate the Canadian Space Program and decades of Canadian achievements and presence in space. The illustrate how space technology and education can deliver a better future for all humanity."
Marc Garneau has a doctorate in electrical engineering. He became the first Canadian astronaut to fly in space on Shuttle Mission STS-41 G in 1984. He flew two additional missions, in 1996 and 2000, and is currently President of the Canadian Space Agency.
Roberta Bondar, a medical doctor and Ph.D. in neurobiology, became the first Canadian woman astronaut and the world's first neurologist in space in 1992 on the International Microgravity Laboratory. She was elected to the Canadian Medical Hall of Fame for her pioneering space medical research.
Steve MacLean, with a Ph.D. in physics, conducted several experiments during his 1992 mission, including tests on the Canadian Advanced Space Vision System, a technology that he helped develop to assist in the operation of Canadarm and Canadarm2.
Chris Hadfield, an engineer and a test pilot, is the only Canadian to have visited the Russian space station Mir in 1995. He became the first Canadian to perform a space walk in 2001 during the installation of Canadarm2 on the InteMational Space Station
Robert Thirsk is an engineer and a doctor of medicine. He and his crew mates performed experiments devoted to the study of microgravity and life sciences in the shuttle's Spacelab module. His 1996 mission lasted 17 days, the longest for a Canadian astronaut.