November 21, 2023 Waring, T.M., M.A. Kline, J.S. Brooks, S.H. Goff, J. Gowdy, M.A. Janssen, P.E. Smaldino, J. Jacquet (2015). A multi-level evolutionary framework for sustainability analysis. Ecology & Society 20(2): 34. Home » Waring, T.M., M.A. Kline, J.S. Brooks, S.H. Goff, J. Gowdy, M.A. Janssen, P.E. Smaldino, J. Jacquet (2015). A multi-level evolutionary framework for sustainability analysis. Ecology & Society 20(2): 34.