Oh, how familiar it is: You put your phone down, and a few minutes later you’re looking for it everywhere…in the kitchen, in your purse, on the floor—Did I leave it in the car? Or you run into a ...

Sheena Josselyn discussed how she uses optogenetic tools to bias, express, and erase memories in mice. Shortly before we trained mice to associate a context with an aversive foot shock, we activated ...