The document discusses the history and types of behavioral assessments. It describes how assessments have evolved from ancient theories like the four humors to modern tools like the Myers-Briggs Type Indicator. The document also outlines the U.S. Department of Labor's guidelines for appropriate use of assessments in hiring decisions, including their recommendation that assessments account for no more than one-third of decisions. Further, it discusses the importance of ensuring assessments are reliable, valid, and job-relevant.