The Strategies And Methods Of Crime Scene Investigationunder The Perspective Of Environmental Psychology

This article combines environmental psychology of investigation with to broaden the research field of vision. Ittransforms research mode of ‘man' into ‘man-environment' to evolve our thinking. Besides the foreword,the paper is divided into four parts, respectively discusses the following questions:The first part is an overview of the ethical issues of Environmental psychology of investigation.Firstly, the paper tells us the essential concept, functions and characters of administrative procedure. Environmental psychology of investigation is working on that different environment influence toward suspects, witnesses and investigators. The potential of ‘environment-behavior interaction' is applied to the investigation methods and strategies. In order to better explain the definition, the author explains its characteristics, including research mode of ‘man-environment',application and theoretical cross study model,cross domain research study model,eclectic approach. Finally,it explains the application of Environmental psychology of investigation in the field Investigation to relevant point.In investigation of Crime Scene,site protection,site queries,investigation of the scene is the most common three aspects of the application of environmental psychology. Therefore, the contents belonging to three parts, respectively in the second part, the third part and the forth part of this article sequentially combined with the investigation of environmental psychology analysis. The three parts is the most important part of the article. The purpose is to develop a suitable crime scene investigation strategy and method.The second part is the application of environmental psychology in Site protection. This part is divided into two parts, including the common control factors of site protection, special control factors of site protection. The scene to protect common control factors mainly expounds the in site protection warning line design, the roadblock design, plastic film and sealing design. Site protection special control factors according to the crime scene to place indoor space, outdoor space, underground space, mobile space several points, finally obtains the method to deal with.The third part is the application of environmental psychology in the site queries.This part is divided into three part, including the physiological basis of ‘environment-behavior interaction ',the common control factors of site queries, special control factors of site queries. First of all,it introduces the physiological basis of the cognitive process of the witness. Secondly, it introduces the sensory threshold, interaction, and perceptual set, attention span, stress reaction cycle. Finally, according to the difference of the query object, it can be divided into inquire the injured part and examination of witnesses. According to the characteristics of different objects, the corresponding strategies and methods are put forward.The last part is the application of environmental psychology in the scene investigation. This part is divided into two parts, including the common control factors of Crime scene investigation,and special control factors of Crime scene investigation. Firstly,crime scene investigation common control factors mainly include:Investigation on the work clothes design, evidence label design, material evidence management box design, field survey witness people choose and activity range delineation, field survey expert selection and activity range delineation of five parts. Finally, for indoor, outdoor, mobile space site field survey, as well as the current make body searches, the bodies of the victims, in vivo test respectively according to the nature of the case(the killer case, usurpation of the case) were special control factor analysis, and puts forward the corresponding survey sequence, method.