A revised map of where working memory resides in the brain

Working memory: it’s how you make a mental shopping list without forgetting the milk, or memorize a number just long enough to write it down. But working memory is more than a prerequisite for a successful errand—the ability to briefly hold information in our minds lies at the heart of almost everything we do. And, as a new study of forgetful mice shows, the brain processes behind this skill are more complex than commonly appreciated.