Fields of I/O Psychology
History & Pioneers
Famous Studies
Organizational Development
The I/O Psychologist's Role
100

This field involves analyzing jobs, recruiting applicants, selecting employees, and evaluating employee performance

Personnel Psychology.

100

He wrote The Theory of Advertising in 1903 and is considered a pioneer of I/O Psychology.

Walter Dill Scott

100

This series of investigations was conducted at the Western Electric Hawthorne Works in Chicago, from the late 1920s to the early 1930s.


The Hawthorne Effect 

100

This is a planned, long-term effort to improve an organization's effectiveness and overall health.


Organizational development.

100

An I/O psychologist identifies the need for this and designs programs to improve employee competencies.


Training and development.

200

This field addresses issues of leadership, employee motivation, and organizational communication

Organizational Psychology 

200

This pioneer emphasized the efficiency and optimization of work processes through the application of scientific methods, a concept known as Taylorism.

Frederick Taylor.

200

This phenomenon refers to individuals modifying their behavior or performance merely because they know they are being observed.

The Hawthorne Effect

200

This type of intervention focuses on improving the skills of those in leadership positions

Leadership development.

200

An I/O psychologist can design and optimize these, as well as work-life balance.

Jobs and work quality.

300

This field focuses on workplace design, human-machine interaction, and physical fatigue.

Human Factors 

300

This pioneer promoted the use of mental tests to measure individual differences, which laid the groundwork for employee selection and assessment.

James Cattell.

300

The Hawthorne studies aimed to explore the relationship between working conditions and this.


Employee productivity.

300

This field, which emerged in the 1960s and 1970s, emphasizes collaboration, employee participation, and organizational change.

Organizational Development (OD).

300

Besides working with employees, an I/O psychologist can also assess these to help with marketing strategies.


Consumer preferences and customer satisfaction.

400

This field is concerned with conflict management and group processes within an organization.

Organizational Psychology 

400

This person's work on group dynamics and change management significantly shaped the field in the mid-20th century and introduced the concept of action research.

Kurt Lewin

400

The studies found that productivity remained high even when changes to work conditions were reversed and conditions returned to their original state.

The changes to work conditions.

400

This is a systematic intervention in an organization's processes, people, and structures.


Interventions

400

A psychologist in this field addresses issues related to recruitment, selection, motivation, and the quality of this.

Work life.

500

In this field, a psychologist would be concerned with ergonomics.

Human Factors. 

500

The contributions of psychologists to personnel selection, training, and morale assessment during these wars led to the development of methods for assessing individual differences and enhancing organizational functioning.

World War I and II.

500

This person conducted the Hawthorne studies.

Elton Mayo

500

This is one of the key interventions used in organizational development

Team building, conflict resolution, change management, culture transformation, strategic planning, performance management, employee engagement programs, or diversity, equity & inclusion initiatives.

500

An I/O psychologist formulates and implements these programs while also evaluating their effectiveness.


Training programs