Jacob Mitchell

Rear Admiral Jacob Mitchell was a Rear Admiral in the Alliance Navy and was the commanding officer of Yuri Chevetski and Gerard Keller. He served in the Navy during the First Contact War. He served as one of Admiral Hackett's assistants and was an information contact for Omega Squad. He later commanded the SSV Stalingrad, which served as his flagship. Admiral Mitchell suffered a stroke in 2185, resulting in him be taken off active duty. One year later, he was killed during the attack on Earth by the Reapers. He had been living in London at the time and was killed within hours of the Reapers initial invasion.

Military Career
Mitchell was a career military man and encouraged others to be the same as him. In 2160, Mitchell was assigned as the commanding officer of the SSV Anzio. Several years later, he met the young Staff Lieutenant Yuri Chevetski, who had recently been assigned to the ship as a security officer. Mitchell often spent alot of time with Yuri whenever he could and the two became close friends. Sometime after being transferred of the Anzio, Mitchell was promoted to the rank of Rear Admiral. in 2179, he was one of three admirals that presided over the trial of Yuri's older brother Dmitri. He later served as the commanding officer of the SSV Stalingrad. The Stalingrad was later assigned to the Third Fleet and Mitchell was assigned as one of the fleet's top officers.

Stroke and semi-active service
In 2185, Admiral Mitchell suffered a stroke that disabled this right arm. It also damaged part of his brain and was taken off active duty following an examination by an alliance doctor. He was removed from command of the Stalingrad, was stationed at UK headquarters and was assigned a desk job. Command of the Stalingrad was given to Mitchell's second in command, Lieutenant Commander Bigalow.

Death
When the Reapers invaded Earth in 2186, Admiral Mitchell was present at UK headquarters. He was killed when the Reapers assaulted the facility. He, along with many of the staff, were killed in the initial invasion of Earth.

Yuri Chevetski
Mitchell was Yuri's first commanding officer and mentor. He taught Yuri much about military life and told him that it was not an easy one. After Yuri's father died, Yuri viewed Mitchell as a surrogate father, which Mitchell accepted gladly. He was devastated when he learned that Yuri had been killed during the Battle of Eden Prime. When he learned that Yuri had been killed by Jonathan Allen, he assisted Gerard Keller in his hunt for Allen.

Trivia

 * He is the secondary protagonist of the upcoming book Mass Effect: The Chevetski Chronicles.