Reminiscence bump
We disproportionately recall events from our teens and twenties.
What it means
The reminiscence bump is the robust finding that older adults retrieve a disproportionate number of autobiographical memories from roughly ages ten to thirty, relative to surrounding life periods. Leading explanations include the density of novel, first-time and self-defining experiences during identity formation, more elaborate encoding during a cognitively peak period, and the way these years anchor one's life narrative and cultural reference points. The bump appears reliably for positive memories and for publicly shared cultural knowledge such as favorite music and films. It is a central phenomenon in the study of autobiographical memory and the life story. It illustrates that the distribution of memories across the lifespan is shaped by identity and narrative, not just by recency.
Examples
A 70-year-old recalls far more about their college years than about an equivalent stretch in their forties.
Ask a 65-year-old to name the greatest songs ever recorded and the list is dominated by whatever was on the radio when they were nineteen.
Grandparents can describe the clothes, the flat and the first job of their early twenties in detail, then sum up their entire fifties as 'busy with work'.
First described in Rubin, Wetzler & Nebes (1986).