Which Theorist Developed A Temperament Classification System?
Which Theorist Developed A Temperament Classification System? Research by Thomas and Chess used the following nine temperament traits in children based on a classification scheme developed by Dr. Herbert Birch : Thomas, Chess, Birch, Hertzig and Korn found that many babies could be categorized into one of three groups: easy, difficult, and slow-to-warm-up (Thomas &