Steven Carlson (Challenger)

Doctor Steven Carlson is a male Human who lives in the 22nd century, and services the United Earth Starfleet on board the famous and later  starship Challenger under the command of Captain Taylor. (Starship Challenger)

Early life
He was born and raised on the Earth Cargo Service vessel Ibn Battuta.

Challenger (NX-03)
In 2155, he held the rank of lieutenant commander and was handpicked by Captain Taylor to be her Chief medical officer on her first command, the Challenger. (Starship Challenger episode 1x01:"Shakedown Cruise ")