Author Manuel S. Peña is a veteran investigator and college instructor whose experience is invaluable in relating important concepts. This new edition includes the latest information from investigative ethics, hostage negotiation, surveillance, and the use of technology. From basic to complex crimes, nothing is overlooked. The many fascinating current photographs, charts, and tables enhance interest and understanding. In addition, innovative technological advances are appropriately discussed for student comprehension.Pena, Manuel S. is the author of 'Practical Criminal Investigation', published 2000 under ISBN 9781928916116 and ISBN 1928916112.