John Christopher is one of the pen names of Christopher Samuel Youd.
Others are Peter Nichols and Anthony Rye. Unfortunately for his
readers, doing an internet search for "John Christopher" finds people
whose real name is John Christopher...
I read his Tripods trilogy in college after a friend recommended it to
me. I read the prequel afterwards, and unlike some prequels, it is
The first two books of the Tripods trilogy were made into a TV series
for the BBC. Reviews are mixed. Now you know at least as much
as I do about it. See links below if you're interested in learning
The Prince in Waiting trilogy
comes in an omnibus, like
Books by John Christopher
(O=own, R=read, E=enjoyed)