Descripción: Text of a talk by Dylan Wiliam, Institute of Education....
Description
Formative e-assessment: some theoretical resources Dylan Wiliam www.dylanwiliam.net
Feedback Components of a feedback system
data on the actual level of some measurable attribute;
data on the reference level of that attribute;
a mechanism for comparing the two levels and generating information about the ‘gap’ between the two levels;
a mechanism by which the information can be used to alter the gap.
To an engineer, information is therefore feedback only if the information fed back is actually used in closing the gap.
Formative assessment Frequent feedback is not necessarily formative Feedback that causes improvement is not necessarily formative Assessment is formative only if the information fed back to the learner is used by the learner in making improvements To be formative, assessment must include a recipe for future action
No such thing as formative assessment Descriptions of
Instruments
Purposes
Functions
An assessment functions formatively when evidence about student achievement elicited by the assessment is interpreted and used to make decisions about the next steps in instruction that are likely to be better, or better founded, than the decisions that would have been made in the absence of that evidence.
Some principles A commitment to formative assessment
Does not entail any view of what is to be learned
Does not entail any view of what happens when learning takes place
Types of formative assessment Long-cycle Span: across units, terms Length: four weeks to one year Medium-cycle Span: within and between teaching units Length: one to four weeks Short-cycle Span: within and between lessons Length: day-by-day: 24 to 48 hours minute-by-minute: 5 seconds to 2 hours
Unpacking formative assessment Key processes
Establishing where the learners are in their learning
Establishing where they are going
Working out how to get there
Participants
Teachers
Peers
Learners
Aspects of formative assessment Where the learner is going
Where the learner is
How to get there
Teacher
Clarify and share learning intentions
Engineering effective discussions, tasks and activities that elicit evidence of learning
Providing feedback that moves learners forward
Peer
Understand and share learning intentions
Activating students as learning resources for one another
Understand learning intentions
Activating students as owners of their own learning
Learner
Five “key strategies”… Clarifying, understanding, and sharing learning intentions
curriculum philosophy (goals and horizons)
Engineering effective classroom discussions, tasks and activities that elicit evidence of learning
…and one big idea Use evidence about learning to adapt teaching and learning lea rning to meet student needs
Gresham’s law and assessment Usually (incorrectly) stated as “Bad money drives out good” “The essential condition for Gresham's Law to operate is that there must be two (or more) kinds of money which are of equivalent value for some purposes and of different value for others” (Mundell, 1998) The parallel for assessment: Summative drives out formative Perhaps the most that summative assessment (more properly, assessment designed to serve a summative function) can do is keep out of the way
Signature pedagogies…
…in Law
…in Medicine
Changing demands for skill Which of the following categories of skill has disappeared from the work-place most over the last forty years? y Routine manual y
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