[5] Davis said that he was required to "deal with the Mafia hoods who controlled the ports" as part of his duties as shore patrol and legal officer.
[7] Kirkus Reviews said "the centerpiece of [Mafia Kingfish] is a plausible, even persuasive, case for the proposition that the Gulf Coast godfather masterminded the assassination of JFK.
"[5] HarperCollins published Davis's 1993 book Mafia Dynasty: The Rise and Fall of the Gambino Crime Family.
[9] According to Publishers Weekly, the book "explores the history of the Cosa Nostra from its roots in Italy and brilliantly depicts the violent, vicious, vulgar brotherhood.
"[9] Kirkus wrote that the book was "[a]n authoritative overview of the nation's premier criminal organization, and of the greed and hubris that have toppled its leaders time and again.