Psych 101 – Introduction to Psychology – Lecture 2

This lecture provides an overview of the major research methods used by psychologists in their study of behavior and mental processes. Included among these are naturalistic and participant observation, survey designs, case studies, correlational designs and experimental designs. A brief description of each research design is provided, along with simple examples to aid in understanding the material.

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The Spinning Dancer Illusion

the silhouette illusion

This popular illusion created by Nobuyuki Kayahara in 2003, shows the spinning silhouette of a female dancer.  If the viewer’s perception is that the foot touching the floor is the left foot, then the dancer appears to be spinning in a clockwise direction. If the foot touching the floor is perceived to be the right foot, then the dancer seems to be spinning in a counterclockwise direction. Continue reading

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