- Arizona State University
- Católica de Valparaiso
- Current ACTors
- European Southern Observatory (ESO)
- Flatiron Institute
- McGill University
- Paris-Saclay University
- Sapienza University of Rome
- The University of Chicago
- Université de Strasbourg
- University of Cambridge
- University of Chile
- University of Milano-Bicocca
- University of Southern California
- University of the Witwatersrand
- University of Toronto
- Yale University
- University of Illinois at Urbana-Champaign
- University of Michigan
- University of Pennsylvania
- University of British Columbia
- UC Berkeley
- Stanford/Slac
- Stony Brook University
- University of Pittsburgh
- West Chester University
- Rutgers University
- Princeton University
- Florida State University
- Cornell University
- Columbia University
- Carnegie Mellon University
- Haverford College
- Oxford University
- Pontificia Universidad Catolica, Chile
- NIST
- NASA/GSFC
- Johns Hopkins University
- Kwazulu-Natal, SA
- Cardiff University