And he has observed how these recent books have influenced the political agenda.

The book heavily influenced correspondents who covered the American war in the 1960's.

No one or a dozen other books influenced me nearly so much as these two.

The book may have even influenced my later professional interest in animal behavior.

"It's hard to say exactly how that book has influenced people," the board member said.

"Paul's book will touch many lives, influence great thinkers of his time, and become a national best-seller."

It's odd how this little book has survived and influenced so many people since he wrote it.

But probably no other book has so influenced the culture of the extremist right, experts say.

What books, of the top of your head, most influenced you?

Kalo's many books influenced people who had never met him.