This vintage paperback set of "The Reality Dysfunction Part 1: Emergence and Part 2: Expansion" by Peter F. Hamilton was published in 1997 by Warner Books in the United States. The science fiction novels are part of the author's acclaimed "Commonwealth Saga" series, known for its intricate storytelling and exploration of space opera themes. The first edition, unabridged books are in English and are intended for an adult audience, making them a valuable addition to any collector's library.