Hubert Phillips was a British economist, broadcaster, journalist, bridge player and organiser, composer of puzzles and quizzes. He has authored almost 70 books.
To solve these 100 puzzles, the only things required are an unclouded mind, nerves of steel, and a grasp of such sentences as: "No animal that does not prefer Beethoven to Mozart ever takes a taxi in Bond Street." They'll provide a challenge to the most sophisticated of puzzle solvers.