1) Choleric – often referred to as a Type A personality, the Choleric is a hard driving, goal-oriented person who is more concerned with accomplishing their agenda and less with how it affects other people.
2) Sanguine – of the four types, the Sanguine is the most naturally warm, social, and outgoing. These individuals are comfortable with social interaction; they are outwardly emotional, highly verbal, and have a tendency to be ‘touchers’.
3) Phlegmatic – The defining characteristics of a Phlegmatic are a calm, easy-going manner. Often quiet, Phlegmatics are less comfortable socially and may be thought of as introverts or ‘snobs’.
4) Melancholy – the Melancholy temperament is marked by a highly analytical nature which often verges on being critical. These traits also make the Melancholy the most naturally organized of the four types.