Kris interviewed in The Star (2013)

A trained flight surgeon, [Kris Lehnhardt] hopes to enter space and study the effects of gravity on the human body.

’Almost everything in your body works differently up there,’ he told the Star in a telephone interview from Washington, DC, where he’s teaching and practicing emergency medicine. [...]

’It’s an entirely new area we can pursue and try to get into space.’
— The Star, "Next Canadian astronauts may take commercial route into space"