Explore the fascinating field of connectomics through this lecture by Jeff Lichtman from Harvard University. Delve into topics such as motor memory, neural development, and the intricate structures of the brain. Learn about groundbreaking research techniques, including the use of brainbow mice and advanced imaging methods. Discover how scientists are mapping neural connections at both the nano and petascale levels, and understand the implications of this work for our understanding of brain function and development. Gain insights into the complexities of neural circuits, from the submandibular ganglion to Purkinje cells, and explore the challenges and potential breakthroughs in this cutting-edge field of neuroscience.