Speaking to a capacity audience Professor Cryan delivered The Cambridge Neuroscience Public Lecture;  'A gut feeling about the brain: microbiome as a key regulator of neurodevelopment and behaviour'. In his lecture Prof Cryan explored the interaction between the brain, gut and microbiome, and how this relationship applies to stress- and immune-related disorders such as depression, anxiety, irritable bowel syndrome, obesity, and neurodevelopmental disorders including autism.