Metzinger's Ego Tunnel and Self-Model Theory
The sense of a transparent self may be a model generated by ongoing brain processes.
The Mechanism: Thomas Metzinger's self-model theory proposes that the brain constructs a model of the organism and its perspective. The model may feel transparent because people experience its contents without seeing the process that generates them.
The Philosophical Pivot: Calling the self a model does not mean there is no person. It shifts attention from an unchanging inner object to processes that organize experience, memory, and agency.
The Horizon: Neuroscience can examine components of self-experience, but philosophical claims about whether a self exists depend on how the term is defined. Scientific description and metaphysical conclusion should not be collapsed.
A sense of unity can be useful while remaining incomplete. Bodies, relationships, and institutions also shape who people take themselves to be.
Seeing that identity is constructed may make it more revisable, not less meaningful.
A model of the self can be real in its effects without being a hidden object inside the mind.
If my sense of self is shaped by processes I cannot directly see, what parts of it might I still choose to revise?