A caller wonders if it's possible for her 30-something year old brother to actually recall a memory from when he was 4 years old. In trying to answer her question, we spoke with memory experts in the Pittsburgh area: Lynne Reder, CMU; Mark Wheeler, Pitt; and James Becker, Pitt.
![image](http://feeds.feedburner.com/~r/iwonderpgh/~4/7JE_NMI4p6c)