According to The Hollywood Reporter, Person of Interest follows an ex-CIA hit man and a scientist who team up to prevent crimes before they happen.
Nolan is the brother of Academy Award nominee Christopher Nolan, and himself received an Oscar nomination for writing his brother's 2001 film Memento. He's also a writer on The Dark Knight Rises, due out next year.
This is the second pilot order that Abrams' company Bad Robot has received. Fox previously picked up his Alcatraz.