Using bargaining games to model negotiations over the carbon budget, a collaboration with Ron Sandler, Rory Smead, and John Basl (Northeastern).
- A bargaining game analysis of international climate negotiations, 2014. Nature Climate Change 4:442-445.
Evaluating some of Nietzsche's writings on teleology, historical explanation, and morality.
- Biological inheritance and cultural evolution in Nietzsche's Genealogy, 2013. The Journal of Nietzshce Studies 44:329-342.
- Nietzsche was no Darwinian, 2007. Philosophy and Phenomenological Research 75:369-382.
Causation and evolution: collaborative project undertaken with Kenneth Reisman while at Stanford
- Can there be stochastic evolutionary causes?, 2007. Philosophy of Science 74: 616-627.
- Manipulation and the causes of evolution, 2005. Philosophy of Science 72:1113-1123.