The keynote address identifies problems that impede criminal investigations and proposes ways to improve the effectiveness of such investigations. Other papers consider the role and functions of the chief investigating officer, the limitations and possibilities of forensic pathology, and policy for expert testimony. A paper on criminal investigation training discusses qualities of the effective investigator, characteristics of the effective criminal investigation instructor, and training content and methods. A paper on the universities' role in crime investigation reviews their training of forensic experts and their ad hoc services in unusual cases. Police management of serial, multijurisdictional crimes is discussed, as well as police-media relations in crime investigations. Symposium discussions are summarized. For separate papers, see NCJ 100924-100926.