This study examined the development of the episodic and semantic memory systems, with an emphasis on the emergence of the two aspects of the former: episodic memory (the ability to re-experience a past event) and episodic future thinking (the ability to pre-experience a future event). Three-, 4-, and 5-year olds were randomly assigned to one of…

Extending research on age norms in adults, the development of the knowledge of two components of the cultural concept of biography, biographical salience of and age norms for life events was studied from late childhood to early adulthood in Study 1 and across adulthood in Study 2. The largest increase in knowledge was found between ages 8 and 12,…