Thomas M. Achenbach is a Professor of Psychiatry, Professor of Psychology and Director of the Center for Children Youth and Families at the University of Vermont

University of Vermont

The University of Vermont comprises seven undergraduate schools, an honors college, a graduate college, and a college of medicine. The Honors College does not offer its own degrees; students in the Honors College concurrently enroll in one of the university's seven undergraduate colleges or...

. He received his B.A. from Yale University

Yale University

Yale University is a private, Ivy League university located in New Haven, Connecticut, United States. Founded in 1701 in the Colony of Connecticut, the university is the third-oldest institution of higher education in the United States...

 in 1962, and his Ph.D. at the University of Minnesota

University of Minnesota

The University of Minnesota, Twin Cities is a public research university located in Minneapolis and St. Paul, Minnesota, United States. It is the oldest and largest part of the University of Minnesota system and has the fourth-largest main campus student body in the United States, with 52,557...

 in 1966. He developed the Child Behavior Checklist

Child Behavior Checklist

The Child Behavior Checklist is a widely-used method of identifying problem behavior in children.It is a component in the Achenbach System of Emperically Based Assessment developed by Thomas M. Achenbach....

(CBCL) a widely-used standardized measure in child psychology for evaluating maladaptive behavioral and emotional problems in preschool subjects aged 2 to 3 or in subjects between the ages of 4 and 18. He is also responsible for the Achenbach System of Empirically Based Assessment (ASEBA).