The Madness of Letter Grades: Part 1 December 5, 2016 Bonus Podcast 1: Dr. Mark Siegel addresses shortcomings of the letter grading system. This is part one of a two-part series. Tweet Categories: Podcast Leave a Reply Cancel ReplyYour email address will not be published. Required fields are marked *CommentName * Email * URL Save my name, email, and website in this browser for the next time I comment.