The Giver is a 1993 American young adult dystopian novel by Lois Lowry. It is set in a society which at first appears to be utopian but is revealed to be dystopian as the story progresses. The novel follows a 12-year-old boy named Jonas.

Gathering Blue is a young adult-social science novel, written by Lois Lowry and released in the year 2000. It is a companion book to The Giver being set in the same future time period and universe, treating some of the same themes, and is followed by Messenger, and Son in The Giver Quartet.

Messenger is a 2004 young adult fiction by author Lois Lowry. It forms the third installment of The Giver Quartet, begun by her 1993 Newbery Medal-winning novel The Giver. It takes place about eight years after the events of The Giver and about six years after the events of Gathering Blue.

Son is the final entry in The Giver Quartet by Lois Lowry. It was preceded by Messenger, the third book of the series. The book follows Claire, the mother of Gabriel, the baby seen in The Giver.