Explore a formal model of free will in this 30-minute conference talk from the Models of Consciousness Conference. Delve into Ian Durham's operational approach to perceived free will, focusing on constructing meaningful measures for analyzing ensembles of possible choices. Examine the concept of statistical emergence and its application to concrete, formal measures of free choices and free will. Learn about the essence and expectations of free will, various definitions, and the process of developing macro processes and choices. Investigate different types of choices, models, the free choice function, and weights. Conclude by considering open questions in this thought-provoking presentation on the nature of free will and decision-making.