Scales

Conceptual Style Test

The Conceptual Style Test (CST), developed by Jerome Kagan, Howard A. Moss, and Irving E....

September 28, 2026 • Dr. Mohammed Looti
Scales

Design Recall Test (DRT)

The Design Recall Test (DRT) was developed by Jerome Kagan and colleagues in 1964 to...

September 28, 2026 • Dr. Mohammed Looti
Scales

Haptic Visual Matching Test (HVM)

The Haptic Visual Matching Test (HVM; Kagan et al., 1964) is an influential developmental assessment...

September 28, 2026 • Dr. Mohammed Looti
Scales

Hidden Figures Test (HFT)

A comprehensive psychometric overview of the Hidden Figures Test (HFT; Kagan et al., 1964), designed...

September 28, 2026 • Dr. Mohammed Looti
Scales

Picture Discrimination Test (PDT)

The Picture Discrimination Test (PDT; Kagan et al., 1964) is an objective psychometric instrument designed...

September 28, 2026 • Dr. Mohammed Looti