In this video I discuss Rosenthal and Jacobson’s “Pygmalion in the Classroom” study on teacher expectations and student improvement as well as school tracking, the stability of IQ scores, Carol Dweck’s research on fixed and growth mindsets, and distinctions between fluid and crystallized intelligence when considering the possibility of improvement. Rosenthal & Jacobson “Pygmalion in the Classroom” original paper: https://www.uni-muenster.de/imperia/m… … Read More
Observer Bias: Clever Horses and Dull Rats
In this video, I explain two well-known examples of observer bias: the case of Clever Hans, and Rosenthal and Fode’s experiment with “bright” and “dull” rats. Observer bias (or experimenter expectancy effect) is considered, along with an explanation for how to reduce this bias. Don’t forget to subscribe to the channel to see future videos! Have questions or topics you’d … Read More