November 15, 2023 Aktipis, A., Cronk, L., Alcock, J., Ayers, J.D., Baciu, C., Balliet, D., et al. (2018). Understanding cooperation through fitness interdependence. Nature Human Behaviour, 2, 429-431. Home ยป Aktipis, A., Cronk, L., Alcock, J., Ayers, J.D., Baciu, C., Balliet, D., et al. (2018). Understanding cooperation through fitness interdependence. Nature Human Behaviour, 2, 429-431.