ASIS International (ASIS) Professional Certified Investigator Practice Exam

Which person developed a system for classifying fingerprints still in use today?

1. Juan Vucetich

2. Henry Fielding

3. Edward Henry

4. Allan Pinkerton

The correct answer is: Edward Henry

Edward Henry developed a systematic method for classifying fingerprints that laid the groundwork for the fingerprint identification systems still in use today. His classification system, known as the Henry Classification System, was introduced in the early 20th century and has become the foundation of fingerprint analysis in many jurisdictions around the world. Henry's system categorized fingerprints based on the presence and type of whorls, loops, and arches, allowing for a structured approach to identifying individuals. This innovation was instrumental in moving fingerprint analysis from a set of subjective observations to a more scientific and standardized method, enabling law enforcement and forensic professionals to efficiently organize and retrieve fingerprints for criminal identification and investigations. In contrast, while Juan Vucetich also made significant contributions to fingerprinting, his system was primarily used in Latin America and differed from Henry's widely adopted classification. Henry Fielding, on the other hand, is known for his work in criminal justice reform in 18th-century England but did not contribute to fingerprint analysis. Allan Pinkerton is recognized for founding a private detective agency, and while he was involved in criminal investigations, he did not develop a fingerprint classification system. Thus, the significance of Edward Henry’s contribution to the field makes him the correct answer to this question.