In which Ian Maze, professor of Neuroscience and Pharmacological science in the Icahn School of Medicine at Mount Sinai and an investigator of the Howard Hughes Medical Institute, and Vaibhav discuss the intersection of chromatin biochemistry and neuroscience. Ian describes the diverse mechanistic functions of neurotransmitters, especially as they pertain to modifying histones and other proteins. He also describes Mount Sinai's Center for Neural Epigenome Engineering, of which he is the inaugural director, and provides advice for young scientists.