School of History and Philosophy of Science

University of Sydney

How to contact me



Climatic and Other Catastrophes – a talk given at Columbia U., 2022. About science, incentives, lab-leaks, and trust. This is the March 2023 update.

Online notes to Living on Earth (to come…)

Two corrections to Theory and Reality, 2nd ed.

• Whitehead Lectures, Harvard University, 2023: 1. Limits of Sentience; 2. Boundaries of Consideration

(Photo by Daniel Boud)



Other recent papers and talks:

Gradualism and the Evolution of Experience (my most up to date paper on the biology of subjective experience)

Models, Fictions, & Conditionals (about how we can get empirical information from models that full of fictional elements)

Nervous Systems, Functionalism, and Animal Minds (text of a talk, 2023)

Covid Heterodoxy in Three Layers (4K). Now published. With a Reply to Akçay.

Philosophy and Science (New School talk, 2014, NYC)

Simulation Scenarios and Philosophy (Pacific APA 2023)

If Not Vegan, then What? (Aeon)

Octopus Debris Throwing (PLOS One)

Moderating Twitter’s Moderators (a short article on free speech)

Tolerance: A Hierarchical Analysis (with Ben Kerr). Preprint

On ‘Longtermism’

Philosophers and Other Animals (in Aeon, with extra notes here).

Food and Farming (draft)

•  Reafference and the Origin of the Self in Early Nervous System Evolution, (Jékely, Godfrey-Smith, Keijzer),

Varieties of Subjectivity

Materialism, Then and Now (where ‘then’ is 1968)

Individuality, Subjectivity, and Minimal Cognition

Loss of Music

Art and Evolution (a book review).