From the Editors Gallery | August 2017 homepage image 2 Forest in the Bob Marshall Wilderness, Montana. Photo by Travis Belote. Patrick Goymer Sep 01, 2017 Share Tweet Share Share LaManna, J. A., et al. Negative density dependence mediates biodiversity-productivity relationships across scales. Nat. Ecol. Evol. 1, 1107-1115 (2017).