| 1997-pres | Research Scientist | Infrared Processing and Analysis Center (IPAC), California Institute of Technology, Pasadena, CA |
| 2005-pres |
Task Lead | US Planck Data Center,
California Institute of Technology, Pasadena, CA |
| 2003-2004 |
Head of Science Staff |
IPAC,
California Institute of Technology, Pasadena, CA |
| 2001-2003 |
Deputy Head of Science Staff |
IPAC,
California Institute of Technology, Pasadena, CA |
| 1997-2005 | IRAC Team Lead | Spitzer Science Center, California Institute of Technology, Pasadena, CA |
| 1995-1997 | Postdoc | Institut d'Astrophysique Spatiale, Universite Paris XI, Orsay, France |
| 1991-1995 | Research Scientist | USRA/NRC, NASA Goddard Space Flight Center, Greenbelt, MD |
| 1987-1991 | Research Assistant | University of California, Astronomy Department, Berkeley, CA |
| 1986-1987 | Teaching Assistant | University of California, Astronomy Department, Berkeley, CA |
| 1985 | Summer Student | Arecibo Observatory, Arecibo, Puerto Rico |
| 1983-1985 | Student Researcher | Cornell University, Astronomy Department, Ithaca, NY |
| 1985-1991 | Ph.D., Astronomy | University of California, Berkeley |
| 1990 | E. Uhl Award `outstanding research in astronomy' | University of California, Berkeley |
| 1981-1985 | A.B., Physics | Cornell University, Ithaca, NY |
| 2005-2008 |
Task Lead |
IPAC/Planck Data Center |
| 2001-present |
Legacy/Key project Team Member |
Spitzer GOODS, SAGE; Herschel HERITAGE, HI-GAL, ColdCores |
| 1998-2005 |
Group Leader |
IRAC Instrument Support Team, SIRTF science center |
| 1998-present |
Instrument Team Member |
Infrared Array Camera (IRAC), Space Infrared Telescope
Facility (SIRTF) |
| 1996-1997 | Advisor | NASA Extrasolar Planetary Systems panel |
| 1996-1998 | Science Team member | Infrared Space Observatory Camera |
| 1994-present | Co-Investigator | NASA Astrophysics Data Program grants |
| 1993,1996,2005 | External Reviewer; Board | Planetary Data System |
| 1991-1997 | Science Team member | Cosmic Background Explorer |
| 1985-present | guest observer | Spitzer Space Telescope, Earth-trailing solar orbit Hubble Space Telescope, Earth orbit Palomar Observatory, Mt. Palomar, CA Infrared Space Observatory, Earth orbit (defunct) National Radio Astronomy Observatory, Tucson and Green Bank Caltech Submillimeter Observatory, Mauna Kea Arecibo Observatory, Puerto Rico James Clerk Maxwell Telescope, Mauna Kea Westerbork Sysnthesis Radio Telescope, Netherlands Hat Creek Radio Observatory, California Haystack Observatory, Massachussetts Five Colleges Radio Observatory, Massachussetts IRAM Pico Veleta Observatory, Spain |
| 1987-1990 | Advisor | United States Air Force, Cosmic Background Scene Descriptor |
| 1990,2008 | Conference organizer | Sierra Conference, Bishop, CA; CMB Foregrounds (July 2008) |
| 1989 | Grant Recipient | Sigma Xi Grant-in-Aid of Research |