What is Comparative Assessment and How Can Teachers Use It in the Classroom? by @TeacherToolkit
Channel: @TeacherToolkit
Date: 2019-05-06

This is the eighth (8) video in a series of 30 teaching ideas offered to support teachers. 

What is comparative judgement/assessment? What does the research say and what does it look like in the classroom? 

One could argue that we are 90 years too late. Psychologist, Louis Thurstone, published a paper on the law of comparative judgment in 1927! His method of comparative judgement exploits the power of adaptivity; in scoring rather than testing. The judge [or teacher] is asked only to make a valid decision about quality and therefore “offers a radical alternative to the pursuit of reliability through detailed marking schemes”.

Find out more here: https://www.teachertoolkit.co.uk/2017/11/25/comparative-assessment/ 

You can also read more about the research I was involved in with Goldsmiths College, 2005. In the pilot, each e-portfolio was judged at least 17 times by seven different judges, which makes for a highly reliable set of results. Learn more: https://www.teachertoolkit.co.uk/2014/09/04/rewarding-risk-how-e-scape-changes-learning/

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