On this page, Dr. Norman Webb explains how he came about the creation of his 4 levels of Depth of Knowledge: http://www.webbalign.org/dok-training.html
His video can be found at this address: https://www.youtube.com/watch?v=qFXU6_TYIjc
Karin Hess, Ed.D, is a recognized international leader in developing practical approaches for using cognitive rigor and learning progressions as the foundation for formative, interim, and performance assessments.
Local Assessment Toolkit
PBL Materials and Resources
BLOG EVENTS FOCUS RESOURCES
EDUCATIONAL RESEARCH IN ACTION
Providing educators with research-based models for effective instruction and assessment, moving students towards greater engagement and deeper learning.