| Participant | Institution/Organization |
| Dr. Thomas Ake | STScI/CSC |
| Prof. Ron Allen | STScI/JHU |
| Dr. Alessandra Aloisi | STScI/ESA |
| Prof. David Axon | RIT |
| Dr. John Baker | NASA-Goddard Space Flight Center |
| Prof. Martin Barstow | University of Leicester |
| Dr. Dan Batcheldor | Rochester Institute of Technology |
| Dr. Bradford Behr | Eureka Scientific |
| Dr. Philip Bennett | Eureka Scientific |
| Dr. Laura Brenneman | NASA/GSFC |
| Dr. Thomas Brown | STScI |
| Dr. Kenneth Carpenter | NASA-GSFC |
| Dr. Joan Centrella | NASA GSFC |
| Dr. Marco Chiaberge | STScI |
| Carol Christian | STScI |
| Dr. Dan Coe | JPL / Caltech |
| Dr. Alberto Conti | STScI |
| Ms. Julie Crooke | NASA-GSFC |
| Dr. Roelof de Jong | STScI |
| Miss Megan DeCesar | University of Maryland |
| Prof. Michel Dennefeld | IAP-Paris |
| Prof. Debra Elmegreen | Vassar College |
| Michael Fall | STScI |
| Dr. Gyorgy Fekete | JHU, Physics and Astronomy |
| Dr. Henry Ferguson | Space Telescope Science Institute |
| Dr. Alex Fullerton | STScI |
| Jonathan Gardner | NASA's GSFC |
| Dr. Neil Gehrels | NASA-GSFC |
| Dr. Markos Georganopoulos | UMBC |
| Dr. Suvi Gezari | Johns Hopkins University |
| Dr. Karl Gordon | STScI |
| Matthew Greenhouse | GSFC |
| Dr. J. Eric Grove | Naval Research Lab |
| Dr. Theodore Gull | NASA/GSFC |
| Dr. Olivier Guyon | University of Arizona / Subaru Telescope |
| Dr. Michael Hauser | STScI |
| Dr. Ann Hornschemeier | NASA GSFC |
| Dr. Bill Howard | USRA |
| Dr. Mark Huber | JHU |
| Dr. T. Tupper Hyde | NASA |
| Dr. Hannah Jang-Condell | University of Maryland/NASA-GSFC |
| Dr. Adam Jensen | NASA's GSFC |
| Dr. Mary Elizabeth Kaiser | Johns Hopkins University |
| Dr. Jason Kalirai | STScI |
| Dr. Richard Kelley | NASA/Goddard Space Flight Center |
| Dr. Don Kniffen | Universities Space Research Association |
| Dr. Anton Koekemoer | STScI |
| Dr. John Krizmanic | CRESST/USRA/NASA/GSFC |
| Prof. Julian Krolik | Johns Hopkins |
| Dr. Jeffrey Kruk | Johns Hopkins University |
| Dr. Harald Kuntschner | ESO |
| Dr. James Kurfess | Naval Research Laboratory |
| Dr. Alexander Kutyrev | GSFC/UMd-CRESST |
| Dr. Daniel Kwon | MIT |
| Dr. David Leisawitz | NASA GSFC |
| Dr. Jeffrey Livas | NASA GSFC |
| Douglas Long | STScI |
| Dr. Mercedes Lopez-Morales | Carnegie Institution of Washington |
| Prof. Eduardo Martin | University of Central Florida |
| Dr. John Mather | NASA GSFC |
| Dr. Ana Matkovic | STScI |
| Dr. Stephan McCandliss | Johns Hopkins University/Dept of Phys & Astro |
| Dr. Melissa McGrath | NASA Marshall Space Flight Center |
| Dr. Stephen Merkowitz | NASA/GSFC |
| Gerhardt Meurer | Johns Hopkins U. |
| Dr. Michael Moloney | National Academies |
| Warren Moos | Johns Hopkins University |
| Dr. Matt Mountain | STScI |
| Dr. Richard Mushotzky | LHEA/GSFC |
| Max Mutchler | Space Telescpe Science Institute |
| Dr. Malcolm Niedner | NASA/GSFC |
| Dr. Antonella Nota | STScI/ESA |
| Dr. John O'Meara | Saint Michael's College |
| Bill Oegerle | NASA/GSFC |
| Dr. Rob Olling | University of Maryland |
| Dr. Rachel Osten | STScI |
| Prof. Nino Panagia | STScI |
| Dr. Nicholas Phillips | UMCP and GSFC/NASA |
| Dr. Marc Postman | Space Telescope Science Institute |
| Dr. Andrew Ptak | JHU |
| Mr. Jordan Raddick | Johns Hopkins University |
| Dr. Paul Ray | Naval Research Laboratory |
| Dr. Neill Reid | STScI |
| Prof. Chris Reynolds | University of Maryland |
| Dr. Gordon Richards | Drexel University |
| Dr. Massimo Robberto | STScI |
| Dr. Piero Rosati | ESO |
| Dr. David Sahnow | Johns Hopkins University |
| Dr. Rita Sambruna | NASA's GSFC |
| Dr. Jeremy Schnittman | JHU |
| Dr. Ed Shaya | U. of Maryland |
| Dr. Michael Shull | University of Colorado |
| Prof. Linda Smith | STScI |
| Dr. Eric Smith | NASA Headquarters |
| Dr. Laerte Sodre | IAG - Universidade de Sao Paulo |
| Dr. Rachel Somerville | STScI/JHU |
| Dr. David Sprayberry | NOAO |
| Dr. Johannes Staguhn | Univ. of MD & NASA/GSFC |
| Robin Stebbins | NASA Goddard Space Flight Center |
| Dr. Massimo Stiavelli | STScI |
| Dr. Amber Straughn | NASA's GSFC |
| Dr. Frank Summers | STScI |
| Charles Sven | Author: 21st Century's All New Cosmology |
| Dr. Harley Thronson | NASA GSFC |
| Zlatan Tsvetanov | Johns Hopkins University |
| Dr. Jason Tumlinson | STScI |
| Dr. Stephen Unwin | JPL/Caltech |
| Dr. Wayne Van Citters | NSF |
| Dr. Richard White | STScI |
| Dr. Jennifer Wiseman | NASA - Goddard Space Flight Center |
| Dr. Eric Wulf | Naval Research Laboratory |
| Dr. Wei Zheng | Johns Hopkins University |