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The Behavior Checklist (BCL) is a behavior scoring system used internationally by organizations breeding and / or training service and guides.

Developed by Dr. James Serpell from the University of Pennsylvania, USA, in collaboration with multiple guide dog organizations, the BCL provides a common language and coding to describe aspects of behavior in a variety of observations from puppy test through training.

BCL data are used to identify dogs needing extra support, matching pups to handlers, behavioral trends over time and genetic selection using estimated breeding values.
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The Behavior Checklist is a standardized test which uses specific definitions and criteria for scoring behavior. Please be sure to review this scoring criteria before you take the test.

The following resources are available on the IWDR website to help you prepare for your exam. You can access study and practice resources by creating a free account here. Please note you must create an account to access the resources below.


·       3-part BCL webinar series

·      BCL scoring form

·      GDBart Overview

·      Behavior Definitions

·      Additional scoring and testing information

·       Library of BCL behavior items and video examples

If you are unsuccessful in your first attempt, you may retake the examination once, free of charge. If you are retaking the examination, please contact us at for a coupon code to use during re-registration.