How does memory work in the brain?

Encyclopedia of Opinion

Question: How does memory work in the brain?
Position‹4 of 5›: Emotions and memory have an intricate connection
Argument: Flashbulb memories

Flashbulb memories are an example of an emotional experience effecting memory systems.

The argument

A flashbulb memory is an extremely detailed, specific memory associated with an emotional (often traumatic or widespread) event. These memories often have the characteristic of mundane information being remembered with extreme detail and accuracy. They are generally associated with an event that was surprising and emotional, or traumatic. A common example is that many people recall their exact situation when receiving news of the 9/11 terrorist attack in the U.S. Flashbulb memories are distinguished from other memories due to a reversal of the heavily encoded aspects. In most memories, the more important, emotional, or relevant information is more deeply encoded. In a flashbulb memory, although it is usually surrounding an emotional event, it is the random, insignificant details that are encoded extremely accurately.

Premises

[P1]Flashbulb memories are highly detailed recollections that form in connection with surprising or emotionally charged events. [P2] In these memories, even trivial contextual details are encoded with unusual accuracy because of the emotional weight of the surrounding event. [C] Therefore, the existence of flashbulb memories shows that emotion and memory are intricately connected in how the brain encodes experience.

Counter-arguments

Flashbulb memories are just emotional memories, nothing special. Lots of memories are emotional, and flashbulb memories are just extra emotional ones or coincidences. There's nothing particularly unique about a flashbulb memory that justifies giving it its own classification.

Rejecting the premises

[Rejecting P1] Vividness and confidence are not accuracy. Studies that record people's accounts of a shocking event immediately and then re-interview them years later find the accounts drift substantially while confidence stays high, so 'extremely detailed' describes the experience of remembering rather than the fidelity of the record. [Rejecting P2] The claim that trivial details are encoded with unusual accuracy is the least supported part of the argument: without an independent record of the surrounding circumstances there is no way to score those details, and rehearsal — retelling the story for years — accounts for their persistence at least as well as emotional encoding does.