This is the official YouTube channel for the Evolutionary Psychiatry Special Interest Group (EPSIG) of the Royal College of Psychiatrists (RCPsych) in London. EPSIG is the world's leading organisation promoting the study and research of evolutionary psychiatry. Evolutionary psychiatry uses concepts from evolutionary biology to explain the widespread vulnerability of human beings to various forms of mental disorders. For an open access article introducing the basic concepts of hopes evolutionary psychiatry for general audience, see: https://worksinprogress.co/issue/the-evolution-of-psychiatry/ All interested international professionals and students can become members of EPSIG, for free, via the EPSIG website: https://www.rcpsych.ac.uk/members/special-interest-groups/evolutionary-psychiatry/about-us Find upcoming events, an archive of newsletters and information on EPSIG on the website: https://www.rcpsych.ac.uk/members/special-interest-groups/evolutionary-psychiatry/