![Smart Drug Smarts: Brain Optimization | Nootropics | Neuroscience show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/068/132/small/smart-drug-smarts-brain-optimization-nootropics-neuroscience.jpg)
Summary: "Textbooks are going to need to change." That was the general consensus around the 2015 discovery that previously unknown lymphatic vessels connect the brain directly to the immune system. Hear about the breakthrough discovery from co-discoverer Professor Jonathan Kipnis.