This book was largely based on the word of a woman claiming to have been married to Ronald DeFeo at the time of the murders, but the explanations given as to why she played no part in the initial investigation, or the subsequent murder trial are more humorous, than anything else. The author is insistent that he's verified this, and stresses her authenticity. However, the one simply undeniable submission of proof (a certificate of marriage) is again, nowhere to be found. For the lack of this one piece of evidence, is where this entire story takes a nose dive. The first book written about the DeFeo murders titled "High Hopes" (which this book attempts to discredit) was by far more fascinating and well written than this book could hope to be. It's author, Gerard Sullivan, was the prosecuting attorney at DeFeo's murder trial, who wrote the book from the testimonial transcripts. I bought that book almost twenty years ago, and thoroughly enjoyed reading it. If you're interested in reading about the Amityville murders, then that would be the book to read. ...