1 Department of Ecology & Evolution, University of Chicago, Chicago, Illinois, United States of America.
2 Department of Sociology, University of Chicago, Chicago, Illinois, United States of America; Computation Institute, University of Chicago, Chicago, Illinois, United States of America.
3 Department of Ecology & Evolution, University of Chicago, Chicago, Illinois, United States of America; Computation Institute, University of Chicago, Chicago, Illinois, United States of America.