Willard M. Oliver – författare

Killing the President

Assassinations, Attempts, and Rumored Attempts on U.S. Commanders-in-Chief

Robert E. Howard's Favorite Yarns and Rimes

Catholic Perspectives on Crime and Criminal Justice

Introduction to Homeland Security: Policy, Organization, and Administration

Policy, Organization, and Administration

Birth of the FBI

Teddy Roosevelt, the Secret Service, and the Fight Over America's Premier Law Enforcement Agency

Boston Police Strike of 1919

Politics, Riots, and the Fight for Unionization

Birth of the FBI

Teddy Roosevelt, the Secret Service, and the Fight Over America's Premier Law Enforcement Agency

Birth of the State Police

Coal Strikes, Politics, and the Creation of the Pennsylvania State Constabulary