Divided into topics, these links house pdf versions of research articles.
Multiple Opportunities (Retakes) - O'Connor
Multiple Opportunities (Retakes) - Wormeli
Multiple Opportunities (Redos & Retakes Done Right) - Wormeli
FPS and Conversions
Bimodal Matrix Rationale
Extra Credit - Wormeli
Extra Credit - O'Connor​
Standards-Based Grading and Behavior Characteristics: Connecting the Pieces - Hughart
Against the Zero - Reeves
Why the Label 'Exceeds Standard' Doesn't Work-Guskey
A's For Good Behavior - Tyre
Beyond Standards-Based Grading: Why Equity Must Be Part of Grading Reform - Feldman
Grades and Standardized Test Scores Aren't Matching Up. Here's Why by Ileana Najarro