Mary Cohen, a celebrated violinist and music educator, has penned a series of educational viola books. Designed to assist viola players at all skill levels, these books provide comprehensive learning resources. Cohen's viola books are lauded for their user-friendly approach, offering a variety of exercises, music pieces, and techniques that are easy to grasp and apply. They are a popular choice among viola tutors and students globally. Among her noteworthy viola books are "Superstart Viola" and "Technique Takes Off!".