1. Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)
2. Univ. of Minnesota, Duluth, MN (United States)
3. Univ. of Texas, Austin, TX (United States)
4. Tufts Univ., Medford, MA (United States)
5. Iowa State Univ., Ames, IA (United States)
6. Univ. of Manchester (United Kingdom)
7. Univ. College London, London (United Kingdom)
8. Univ. of Cincinnati, OH (United States)
9. Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States)
10. College of William and Mary, Williamsburg, VA (United States)
11. Univ. of Minnesota, Minneapolis, MN (United States)
12. Univ. of Pittsburgh, PA (United States)
13. California Inst. of Technology (CalTech), Pasadena, CA (United States)
14. Brookhaven National Lab. (BNL), Upton, NY (United States)
15. Univ. of Wisconsin, Madison, WI (United States)
16. Stanford Univ., CA (United States)