From the reviews: "After introducing the reader to key ideas in probability and statistics, Wells starts to develop ideas of probability based first on random-hazard rates ... and then ideas based on our own history of survival as a species, and as a civilization. ... the book reasonably accessible to the general reader ... . The book is well organized, and is written in an easy style ... ." (Robert Connon Smith, The Observatory, Vol. 131 (1222), June, 2011)