More authors I've read ten or more books by (P to R)

[james_davis_nicoll]

No surnames beginning with Q. Huh.



Edgar Pangborn (actually, not quite but I like him enough to make up for the slight shortfall)
H Beam Piper
Fred Pohl
Jerry Pournelle (I keep Rachel Pollack between Pohl and Pournelle to prevent combustion)
Tim Powers
Terry Pratchett
Paul Preuss
Mack Reynolds
Frank M. Robinson (I _think_. If I count non-fiction and collaborations)
Kim Stanley Robinson
Spider Robinson (I _think_. He's been purged)
Christopher Rowley