Emotional events are often retold many times.
Emotional events are often unusual, or distinctive events.
Yerkes-Dodson curve Perhaps the u shaped relation between arousal and performance extends to memory. This might provide a mechanism to explain repression of highly emotional event. Hippocampal memory system, records unemotional, well elaborated events. Increased activation of this system leads to integrated, accessible memories. Distinctiveness increases the activation of this system.