Elizabeth Fisher

Sep 29, 2024 | nature.com | Elizabeth Fisher |Ryan Smith |Andrew Corcoran

AbstractPsilocybin has shown promise as a novel pharmacological intervention for treatment of depression, where post-acute effects of psilocybin treatment have been associated with increased positive mood and decreased pessimism. Although psilocybin is proving to be effective in clinical trials for treatment of psychiatric disorders, the information processing mechanisms affected by psilocybin are not well understood.

Sep 29, 2024 | flipboard.com | Elizabeth Fisher |Ryan Smith |Kyna Conn |Andrew Corcoran |Jakob Hohwy |Claire Foldi

Psilocybin increases optimistic engagement over time: computational modelling of behaviour in ratsPsilocybin has shown promise as a novel pharmacological intervention for treatment of depression, where post-acute effects of psilocybin treatment …

Jun 17, 2024 | mdpi.com | Elizabeth Fisher |Jakob Hohwy

1. Introduction: Active Inference and Wishful ThinkingThe thoroughgoing conceptual motif in Karl Friston’s free-energy principle is self-evidencing—given the beliefs harnessed by an agent’s internal generative model, the agent selectively samples sensory data to maximise evidence for their own model. This means that agents select policies for action that they believe will reduce uncertainty given their model.