Among the challenges posed by human-caused climate change are issues of justice and democracy, in how the environmental problem is expected to affect human social and economic systems and in the response taken by states and the international community to mitigate the problem. While unmitigated climate change unjustly harms the most vulnerable and widens existing unjust inequalities, programs to...

When are inequalities in political power undemocratic, and why? While some writers condemn any as a deviation from the ideal of democracy, this view is vulnerable to simple objection that representative democracies concentrate hands elected officials rather than distributing it equally among citizens, but they no less democratic for it. Building on recent literature interprets democracy part br...

Methods from machine learning and data science are becoming increasingly important in the social sciences, providing powerful new ways of identifying statistical relationships in large data sets. However, these relationships do not necessarily offer an understanding of the processes underlying the data. To address this problem, we have developed a method for fitting nonlinear dynamical systems ...