Done well, grading can play a key role in a balanced district assessment system.
The white paper the authors prepared presenting their ideas for grading reform in more detail is available at https://www.dylanwiliamcenter.com/Grading-Policy-Paper.
Brookhart, Susan; Guskey, Thomas R.; McTighe, Jay; and Wiliam, Dylan, "Eight Essential Principles for Improving Grading" (2020). Educational, School, and Counseling Psychology Faculty Publications. 50.