One of the men on the jury was a Cunningham. Remember, Atticus and the judge are the ones that choose the jurors. The Cunninghams are fair people, so I think that that is why Atticus and the judge chose him as a juror.
Exposition: Futuristic society where everyone relies and uses technology for everything. Mr. Albert Brock is being questioned by a psychiatrist in a psychiatric facility where he tells his story in a flashback.
