LARRY NIVEN is the multiple Hugo and Nebula Award–winning author of the Ringworld series, along with many other science fiction masterpieces. His Beowulf’s Children, coauthored with Jerry Pournelle and Steven Barnes, was a New York Times bestseller. He lives in Chatsworth, California.
GREGORY BENFORD is a professor of physics at the University of California, Irvine, and lives in Irvine, California. Benford is the winner of the Nebula Award and the John W. Campbell Memorial Award for his classic novel Timescape.