An article Dr. Stepp co-authored with a team out of Duke Univ. (“Are the Ghosts of Nature’s Past Haunting Ecology Today?”) was published in Current Biology on Monday and has been getting a lot of media coverage. See links below to view some of the published features:
http://www.charlotteobserver.com/news/local/article210643034.html
https://news.nationalgeographic.com/2018/05/large-predators-human-habitat-conservation-animals-spd/