2. Theoretical background

This chapter analyzes children's performances and circumstantial judgments through literature and studies on preventing methods through understanding the procedure and characteristics of precedents of crimes against child over the past seven years.

Interaction Design for Preventing Child Abuse 163

complicated and logical thinking, it must be designed so a child can operate quickly in case of emergency. Table 2 shows a list to consider in accordance with the characteristics of

• should be able to get attention from same age group

• should prepare for malfunction caused by shock

• design should consider physical development of childhood

unintended operation due to physical development

Based on the analysis of precedents, what marks the child abuse is that most crimes involve sexual motivation, although some lead to the murder of a child. For the crime from occuring, there must be three prerequisites: (1) crime will, (2) victim, and (3) crime scene. Once these are satisfied, there are five phases to commit a crime; crime prerequisite →

Step 1 Step 2 Step 3 Step 4 Crime prerequisite Approaching Luring and Kidnapping Movement Committing the crime

The intention of classification of a crime is to extract the Design Specification of the device for children to respond to each phase of the crime and prevent it the crime from occuring.

First the prevention of the first phase, crime prerequisite, has been conducted in the West in

Nevertheless, criminals continue to approach victims, wearing electronic Tagging. Criminals lure victims using feigned identity or by asking for directions. Criminals may also capture

In the Kim Kil-Tae case, the preschool, the crime scene, and the criminal's house were located within 300m. This shows that many crimes are committed within the child's home

• child should be familiarized with operation

or icon design for respective ages.

**Table 2.** List of considered device designs in accordance with the characteristics of a child

approaching → luring and kidnapping → movement → committing the crime.

victims by force and move to a certain spot to commit the crime.

respond in case of emergency

adult

2.2. Characteristics of Child Abuse

• should seek for a way to educate children about utilization in case of

• design should consider safety of a child so he/she does not get injured from

• cognition of age of 6, 9, and 12 is different and should have flexible structure

• not only a button but also a variety of methods need to be considered to

• circumstantial judgment and discernment may insufficient compare to an

• should educate children to avoid unintended operation out of curiosity

Items Contents

emergency through game

children.

General Characteristics

Physical Characteristics

Cognitive Characteristics

**Table 3.** Process of Crime

various ways.
