Onion Model of Identity

Rita Kadora
3 min readAug 4, 2023

The “Onion Model of Identity.” I believe individuals are like onions, with each birthday marking the addition of another layer to their core self. This multi-layered approach explains the diverse emotions and behaviors we experience throughout our lives, attributing them to different “selves” residing within us. Understanding this concept can provide valuable insights into the complex nature of human identity. It can also pave the way for a more compassionate approach to self-discovery and personal growth.

The idea of an immutable and unitary self has been prevalent for centuries, shaping our understanding of human psychology. However, I challenge this notion by proposing the “Onion Model of Identity.” By adopting this framework, we acknowledge that the self is not a monolithic construct but rather a dynamic composition of distinct layers, accumulated throughout our lifetimes like the concentric layers of an onion. Each layer represents a specific age and stage of development, collectively shaping our responses and behaviors as we journey through life.

Layer 1: The Core Self: At the center of the onion lies the core self — the foundation on which subsequent layers are built. This core self forms during early childhood, comprising innate characteristics, genetic predispositions, and temperament. While the core self remains relatively stable, it influences how we interpret and react to external stimuli and internal experiences. It serves as a crucial framework that interacts with the outer layers, shaping our responses throughout life.

Layer 2: The Two-Year-Old Self: As the first additional layer to the core self, the two-year-old self represents the early developmental stage characterized by strong emotions, limited emotional regulation, and an emerging sense of autonomy. When we experience sudden tears or emotional responses, they may be attributed to this layer. Understanding these reactions can help us recognize and address unresolved issues from this critical developmental phase.

Layer 3: The Teenager Self: The next layer to form is the teenager self, which emerges during adolescence — a period marked by identity exploration, rebellion, and heightened self-consciousness. This layer influences our risk-taking behavior, desire for independence, and constant quest for identity. Acknowledging the presence of our teenage self can aid in coping with impulsive actions and the desire for novelty and self-expression.

Layer 4: The Young Adult Self: As we step into adulthood, an additional layer representing the young adult self is added to the onion. This layer deals with forming intimate relationships, making significant life decisions, and establishing a career path. Young adults may experience uncertainty and vulnerability as they adapt to various challenges, responsibilities, and expectations.

Layer 5: The Mature Self: As the year’s progress, the mature self continues to develop, encompassing parenthood, career advancements, and personal achievements. The mature self is more balanced, emotionally regulated, and empathetic. This layer often provides wisdom and a broader perspective, guiding the individual through life’s challenges.

The onion model of identity offers a fresh lens through which we can comprehend human psychology’s complexities. Embracing the idea that our identities consist of multiple layers accumulated over the years can foster self-compassion, empathy, and personal growth. Understanding that different layers within us may influence our emotions, decisions, and behaviors helps us navigate life’s challenges with enhanced awareness and acceptance.

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Rita Kadora

Aspiring psychiatrist & writer, Harvard-bound. Passionate chess player, entrepreneur, founder of 'Healing Equilibrium' for holistic well-being