If you read the reviews on Amazon, you'll find a large contingent of posters who are annoyed that he spends so much time on characterization and description. If you're looking for a fast-paced thriller, this isn't it--though it does have some exciting, full-tilt boogie sections. But if you're looking for a very well crafted, throughtfully considered, expertly executed post-apocalyptic tale, this puppy is for you. I don't know if Cronin has read all of the following, but different parts of it seem influenced by: The Stand, The Road, The Omega Man/He is Legend, The Battle For the Planet of the Apes, Swan Song...