Ⅰ. THE WORLD OF THE PRIVATE INVESTIGATOR 1
1. THE SCOPE OF PROFESSIONAL INVESTIGATION 3
History 4
Modern Agencies 5
The Scope of Private Investigator Activities 8
Classification of Investigations 10
What Lies Ahead 32
2. THE SUCCESSFUL INVESTIGATOR 35
People-Oriented Abilities 36
Personality Traits to Develop 47
3. METHODOLOGY OF INVESTIGATION 51
Seven I's of Investigation 52
Four R's of Investigation 58
Four S's of Investigation 60
Skills of Investigation 67
Ⅱ. INFORMATION SOURCES 75
4. INFORMATION, PLEASE! 77
Communication of Knowledge or Intelligence 78
Potential Sources of Information 78
The Age of Documentation and Information 80
Means of Obtaining Information 81
5. PEOPLE SOURCES OF INFORMATION: CONTACTS AND INFORMANTS 85
Contacts 85
Informants 90
6. PAPER SOURCES OF INFORMATION: RECORDS, DOCUMENTS, AND PUBLICATIONS 101
Government Sources of Information 102
Private Sector Sources of Information 119
Published Sources of Information 125
The "How" of Information 134
Sources-of-Information File 135
Ⅲ. OBSERVATION, DESCRIPTION, AND IDENTIFICATION 139
7. WHAT DO YOU SEE WHEN YOU LOOK? 141
Sensory Powers of Observation 142
Psychological Aspects of Observation 143
Factors Affecting Perception, Memory, and Recall 148
8. THE PORTRAIT PARLE 153
Head Characteristics 154
The Face 158
Identification Value of Specific Features 163
Memory Fallibility 184
9. NONFACIAL IDENTIFICATION CLUES 187
Bodily Features 188
Bodily Characteristics 192
Changeable Items 192
Multiplicity of Identification Clues 195
Body Movements 196
Observation, Description, and Identification 202
10. REPORT WRITING 205
Purpose of Report 206
Preparation for Writing the Report 207
Format 210
The Process of Report Writing 215
Editing the Report 217
Report Writing Skill Comes with Practice 218
BIBLIOGRAPHY 221
INDEX 224