Joseph Evan Capelli was a Sentinel who first appeared in the alternate reality game Project Abraham. He is the deuteragonist in Resistance 2 and later the main protagonist in Resistance 3. As a Sentinel, he is one of the few survivors of Project Abraham. He aided Nathan Hale throughout the events of Resistance 2 as a squad member in Echo Team, and by the end becomes its only known survivor. He is responsible for Hale's death after his commander finally succumbed to the Chimeran virus. He was among the human survivors to be cured with the Hale Vaccine. He became the husband of Susan Farley, the brother-in-law of the deceased Hale, and father of Jack Capelli.