Unknown Fears — John E. Gardner

The legacy of Jack the Ripper lives on When Phillip Tarpin is summoned from London to take up a top executive position at a New York publishing house, fortune seems to be smiling on him. But he is soon to be a victim of past history and past secrets. When his mother dies suddenly, he begins to discover disturbing facts about the father he never knew. Then two unrelated projects land on his desk: a book with startling new evidence about the murderous career of Jack the Ripper, and a hard-hitting investigation into the British Government's alleged ""shoot-to-kill"" policy. Incredibly, both seem linked to the puzzle of his family's bloodstained past and the chilling, century-old arm of vengeance that is now reaching out for him