The hypostatic model of personality is a view asserting that humans present themselves in many different aspects or hypostases, depending on the internal and external realities they relate to, including different approaches to the study of personality. It is both a dimensional model and an aspect theory, in the sense of the concept of multiplicity. The model falls into the category of complex, biopsychosocial approaches to personality.
The term hypostasis can cover a wide range of personality-related entities usually known as type, stage, trait, system, approach. The history of the concept can be traced back to Peirce's hypostatic abstraction, or personification of traits. Different authors have described various dimensions of the self (or selves), personality dimensions and subpersonalities. Contemporary studies link different aspects of personality to specific biological, social, and environmental factors.
The work on subpersonalities was integrated into a hypos