L. David Mech is a senior research scientist with the US Geological Survey and adjunct professor at the University of Minnesota. Among his many books are Wolves and Wolves on the Hunt, both also published by the University of Chicago Press. Morgan Anderson was a wildlife biologist for the Government of Nunavut and is now a senior wildlife biologist with the British Columbia government. H. Dean Cluff, retired, was a wildlife biologist for the Government of the Northwest Territories, Department of Environment and Climate Change, in Yellowknife, Northwest Territories, Canada.