R. DelBagno is a retired captain of police with the Newark Police Department (New Jersey).
Currently he is President and Director of Research of the Princeton Educational Research Institute, on of 'the largest
and most effective law enforcement entrance and promotional schools in the United States.
DelBagno is involved in the preparation and administration of law enforcement entrance and promotional tests and is considered
to be an expert in the field of law enforcement testing. Daniel DelBagno has
written over thirty books in the criminal justice field. He co-authored his most
current book, The New Age of Police Supervision
and Management: A Behavioral Concept.
to the book description of The New Age of Police
Supervision and Management: A Behavioral Concept, the book is “packed with the authors' 60 years of time-tested
leadership expertise, this managerial gold mine is filled with the knowledge you need to accelerate your career and earn the
supervisory positions you aspire to! Easy-to-understand and logically segmented for long-term retention, this guide leaves
no stone unturned on the road to higher rank...from detailing the key traits of successful supervisors and understanding the
complex world of human behavior to practical advice for gaining respect from the troops and handling difficult, real world
challenges within the ranks, from drugs to racial tension.”
DelBagno’s other works include Crime
Investigation Quizzer; Police Sergeant Exam; Police Sergeant Exam: A Step by Step System to Preparing Your Promotional Exam;
Attorney General Guidelines Quizzer; Law Enforcement Manual; New Jersey Criminal Justice Code: Attorney General Guidelines
Quizzer: and, A Question and Answer Study Guide; Promotional Test Questions.