![We Have Concerns show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/076/031/small/we-have-concerns.jpg)
Summary: Inside the brain, proteins don’t stick around longer than a few minutes. And yet, our memories can hang on for our entire lifetime. Recently, an international collaboration of researchers discovered something strange about a protein called Arc. This is essential to long-term memory formation. What they found was that it has very similar properties to how a virus infects its host. Jeff and Anthony consider what life could have been like without the ability to remember.