The 5th Edition of the book has been thoroughly revised and updated with the inclusion of fresh new materials on the subject. The case law has been updated up to July 2012.In this edition, the author has discussed 12 new techniques regarding Finger Prints, Graphology, Handwriting etc. which can help to uncover crimes & criminals. The book also discusses at length the latest scientific equipments & procedure like Lie Detector, Fake Money detectors, Polygraph, DNA test etc. Beautifully illustrated and written in a lucid and easy to understand language, the book is easy to understand even for the common man. 

The book will serve as an immensely valuable tool for Law Students, Lawyers, Police Department and other investigation Agencies.