| Name | Institution |
| John Carpenter | Caltech |
| Douglas Leonard | Caltech |
| Richard Ellis | Caltech |
| Dan Stark | Caltech |
| Geoff Marcy | Berkeley |
| Matt Malkan | UCLA |
| Sean Moran | Caltech |
| Rich Matsuda (stratplan only) | WMKO |
| Sean Adkins | W. M. Keck Observatory |
| Taro Sato | University of California, Santa Barbara |
| Hilton Lewis | Keck Observatory |
| Debbie Goodwin | W.M. Keck Observatory |
| Kevin McCann | W.M. Keck Observatory |
| Jong-Hak Woo | UCSB |
| Judy Cohen | Caltech |
| Peter Wizinowich | W. M. Keck Observatory |
| Chuck Steidel | Caltech |
| Andrea Ghez | UCLA |
| Matthew Barczys | UCLA |
| Jason Weiss | UCLA |
| kyle kinoshita | CARA |
| Andy Boden | MSC/Caltech |
| Carmen Sanchez Contreras (not attending in person) | California Institute of Technology |
| Tom Greene | NASA's Ames Research Center |
| Quinn M. Konopacky | UCLA |
| Claire Max | UCSC |
| Jessica Lu | UCLA |
| Ian McLean | UCLA |
| Jason Kalirai | University of California at Santa Cruz |
| Kevin Bundy | Caltech |
| Robert Kibrick | UCO/Lick Observatory |
| John Middleditch | Los Alamos National Laboratory |
| Gregory D. Wirth | W. M. Keck Observatory |
| David Le Mignant | W. M. Keck Observatory |
| William C. Danchi | NASA Goddard Space Flight Center |
| Michael Hrynevych | Keck Observatory |
| Josh Eisner | UC Berkeley |
| Barbara A. Schaefer | W. M. Keck Observatory |
| Crystal Martin | UCSB |
| Gabriela Canalizo | UC Riverside |
| Marcin Sawicki | UCSB |
| Erin K. S. Hicks | UCLA |
| Alan Stockton | Institute for Astronomy, University of Hawaii |
| AJAY KUMAR M TANNIRKULAM | UNIVERSITY OF MICHIGAN |
| Gene Serabyn | JPL |
| MIchael Liu | Hawaii |
| Gail Schaefer | Space Telescope Science Institute |
| Avishay Gal-Yam | Caltech |
| Frederic Chaffee | W.M. Keck Observatory |
| Daniel Stern (stratplan only) | JPL/Caltech |
| Emily Rice | UCLA |
| Scott Kardel | Palomar Observatory / Caltech |
| lynne hillenbrand | caltech |
| Rafael Millan-Gabet | MSC/Caltech |
| Jerry Nelson | UCSC |
| George Djorgovski | Caltech |
| Marc Seigar | UC Irvine |
| Aaron Barth | UC Irvine |
| Ben Zuckerman | UCLA |
| Andrei Tokovinin | NOAO |
| Tommaso Treu (stratplan only) | UCSB |
| Julien Woillez | W.M. Keck Observatory |
| Jin Koda | Caltech |
| Mike Brown | Caltech |
| Scott Dahm | Caltech |
| Lauren A MacArthur | Caltech |
| Inese Ivans | Carnegie Observatories |
| Thomas R. Greve | Caltech |
| Michael Bolte | UC Santa Cruz |
| S. R. KULKARNI | Caltech |
| Geoffrey A. Blake | California Institute of Technology |
| Norbert Christlieb | Hamburger Sternwarte, Germany |
| Karin Menendez-Delmestre | Caltech |
| Edward Laag | University of California, Riverside |
| Bob Goodrich | W.M. Keck Observatory |
| Neil Miller | Caltech |
| Catherine Slesnick | Caltech |
| Adam Kraus | Caltech |
| Tom Soifer | Caltech |
| Brian Cameron | Caltech |
| David Law | Caltech |
| Alicia Soderberg | Caltech |
| Kartik Sheth | IPAC/Caltech |
| Marshall Cohen | Caltech |
| Elizabeth Barton | University of California, Irvine |
| Leonidas Moustakas | JPL/Caltech |
| Andrew Blain | Caltech |
| Gustavo Rahmer | COO/Caltech |
| R. Michael Rich | UCLA |
| David Reitzel | UCLA |
| Samir Salim | UCLA |
| Sarah Gallagher | UCLA |
| Marc Rafelski | UCLA |
| James Taylor | Caltech |
| Jeff Cooke | UC Irvine |
| Al Conrad | WMKO |
| Sarah Loebman | UCSB |
| Wallace Sargent | Caltech |
| James Bullock | UC Irvine |
| Jenny Patience | Caltech |
| Gerard van Belle | Michelson Science Center |
| Tammy Smecker-Hane | UC Irvine |
| Matthew Teig | University of California, Irvine |
| Michael Hood | University of California, Irvine |
| Raghvendra Sahai | JPL |
| Mercedes Talley | WM Keck Foundation |
| Russel White | Caltech |
| Henry Roe (not attending in person) | Caltech |
| Steven Magee | Keck Observatory |
| Ken Rice | University of California, Riverside |
| Mark Colavita (stratplan only) | JPL |
| Chris Gelino (stratplan only) | Caltech |
| Tuan Do | UCLA |
| Mark Morris | UCLA |
| Joe Miller | UC Santa Cruz |
| Miguel Angel Requena Torres | UCLA and DAMIR-IEM-CSIC |
| Joshua Bloom | UC Berkeley |
| Stephen Ridgeway | NASA |
| Suvi Gezari | Caltech |
| Kristina Barkume | Caltech |
| Anneila Sargent | Caltech |
| ashish mahabal | Caltech |
| Mariana Lazarova | UC Riverside |
| Nate McCrady | UCLA |
[3 known withdrawls to subtract from numbers above]