Great overviews for all four components. Containing Components 1-4 information, this is the complete, downloadable workbook with video access codes. It includes all four of the downloadable pdfs, updated and with a glossary/explanation of terms. If you want to get the overview before you begin your candidacy or start a component, or if you are in the process and need more clarification, you will be glad you've read this workbook. Written by a former assessor and current cohort facilitator, it contains tried and true information from hundreds of cohort members who've been working on the NEW (since 2017) National Board certification process.