Greg Bear was an American writer and illustrator best known for science fiction. His work covered themes of galactic conflict (Forge of God books), parallel universes (The Way series), consciousness and cultural practices (Queen of Angels), and accelerated evolution (Blood Music, Darwin’s Radio, and Darwin’s Children). His last work was the 2021 novel The Unfinished Land. Greg Bear wrote over 50 books in total.
(For a more complete biography, see Wikipedia.)