This book was designed and arranged accordingly to meet the standards of practitioners and students. Each part contains specific objectives and references to help criminology and criminal justice practitioners as well as students/researchers in finding related topics from other references thereby enhancing classroom discussion. This course is one of the subjects in Forensic Science in the Licensure Examination for Criminologists as identified in the Commission on Higher Education (CHED) Memorandum Order Number 05 series of 2018. The contents of this book were based on the CHED summary of topics and the Table of Specification (PRC-TOS) issued by the Professional Regulation Commission (PRC).