"True hard science fiction deftly done, with plenty of fine surprises." Gregory Benford.
"Twistor marks the arrival of a major new science-fiction talent." Gene Wolfe.
"A fine hard science thriller, very enjoyable." Greg Bear.
Research scientist David Harrison happens upon the "twistor effect," a phenomenon that opens doors into countless alternate universes. The discovery's potential for unlimited power draws the attention of industrial spies and corporate killers, driving Dr. Harrison to seek sanctuary in a mysterious shadow world a place of both wonder and danger, with no...