Mental Measurements Yearbook (EBSCO) This link opens in a new windowMental Measurements Yearbook (MMY) provides a comprehensive guide to contemporary testing instruments. Designed for an audience ranging from novice test consumers to experienced professionals, the series contains information for evaluating test products in psychology, education, business and leadership. This database includes full-text reviews of 3,000+ contemporary testing instruments, plus all previous editions of the yearbook dating back to 1938 (10,000+ full-text reviews). All entries contain descriptive information (test purpose, publisher, pricing, population and scores) and edited reviews written by leading content area experts.