1. Givens Statistical Solutions LLC; 4913 Hinsdale Dr. Fort Collins 80526 CO U.S.A.
2. Mathematics Department; Whitman College; 345 Boyer Avenue Walla Walla 99362 WA U.S.A.
3. North Slope Borough, Department of Wildlife Management; Barrow 99723 AK U.S.A.
4. Bioacoustics Research Program, Cornell Laboratory of Ornithology; Cornell University; Ithaca 14850 NY U.S.A.
5. DeLong View Enterprises; Box 85044 Fairbanks 99708 AK U.S.A.