Final answer:
The specialty area within industrial-organizational psychology that might study workplace violence is Occupational Safety, with Organizational Psychology measuring job satisfaction.
Step-by-step explanation:
Within the field of industrial-organizational psychology, the specialty area that might involve a study of workers who commit violence in their workplace is Occupational Safety. This area focuses on the prevention of workplace accidents and the study of safety protocols to prevent work-related injuries. Organizational psychology examines issues such as job satisfaction, worker wellbeing, and the social dynamics that can influence workplace violence. Industrial psychology is concerned with job characteristics and how to match them with employee characteristics, but also deals with setting procedures in place to ensure a safe and lawful environment for hiring and managing employees.
Measuring job satisfaction is a major focus within the area of organizational psychology. Workplace violence is a complex problem that intersects several areas within industrial-organizational psychology, including organizational culture and employee management strategies. These psychologists might develop ways to identify potential for violence and strategies to mitigate it, which are influenced by knowledge of procedural justice, scientific management, and the principles of human factors psychology.