“Certainly, language must have been present for all of the 'behavioural modernism' of the last 50,000 years, as many such behaviours involve the types of symbolism that require explanation and storytelling.” MindArtLanguageBrainEvolutionSpeechHumanHomo SapiensSymbolProtolanguage Book:Evolutionary Psychiatry: Current Perspectives on Evolution and Mental Health Source: Evolutionary Psychiatry: Current Perspectives on Evolution and Mental Health