Dear colleagues, We are pleased to invite you to *an online two-day workshop on the free energy principle and active inference, focusing on its experimental verification and biological implementation*. The time is set for EU/UK and East Asia. Please visit our website for registration (free): https://sites.google.com/view/free-energy-workshop Workshop title: *The free energy principle of the brain: Experiments and verification* Date: 2021 Dec 13 (Mon) and 14 (Tue) Place: Online (Registration required) Invited Speakers and Titles: *Takuya Isomura* (RIKEN CBS) Active inference and the emergence of sentient behaviour *Hitoshi Okamoto* (RIKEN CBS) Zebrafish as a model animal for studying active inference *Beren Millidge *(U Oxford) The FEP, Predictive Coding, and Backpropagation in the Brain *Rafal Bogacz* (U Oxford) Dopamine: precision of action selection or prediction error *Naoki Honda* (Hiroshima U) Decoding reward-curiosity conflict in probabilistic bandit task *Miguel Aguilera* (Sussex U) When can we interpret organisms as performing Bayesian inference? *Jun Tani *(OIST) Cognitive Neurorobotics Study Using the Free Energy Principle *Ken-ichi Amemori *(Kyoto U) Neuroscientific and computational basis of anxiety in primates: conflict decision and risk aversion *Rosalyn Moran* (King's Colledge London) Active Inference from Neurobiology to Blackjack We are looking forward to your active participation! Sincerely, Hideaki on behalf of organizers Hideaki Shimazaki, CHAIN Hokkaido University Masatoshi Yasuda, CHAIN Hokkaido University Mark Miller, CHAIN Hokkaido University Takuya Isomura, RIKEN CBS Naoki Honda, Hiroshima U Christopher Buckley, Sussex U --- Hideaki Shimazaki, Ph.D Center for Human Nature, Artificial Intelligence, and Neuroscience (CHAIN) Hokkaido University https://www.neuralengine.org