Epigenetics, Volume 151, the latest release in the International Review of Neurobiology series, highlights new advances in the field, with this new volume presenting interesting chapters on a variety of comprehensive topics, including Histone modifications in Alcohol use disorder, Non-coding RNAs: Regulators of alcohol actions, Epigenetics and Neuroinflammation in Psychiatric disorders, DNA methylation and Neurodevelopmental disease, Epigenetic inheritance in substance use disorders, THC, Epigenetics and schizophrenia, and more.