Bouwens, Rychard
Nationality: American (USA)

2015-2016 Associate Professor: Leiden Observatory, Leiden University
2010-2015 Assistant Professor: Leiden Observatory, Leiden University
2006-2010 Research Specialist, University of California, Santa Cruz
2000-2006 Postdoctoral Fellow, University of California, Santa Cruz
1996-1999 PhD, Department of Physics, University of California, Berkeley
1994-1996 MSc, Department of Physics, University of California, Berkeley

2015-2016 Leiden Observatory, 6-Month Evaluations
2014-2015 Leiden Observatory, Promote Begleidings Committee
2014-2016 Leiden Observatory, Chair of Computer Committee
2012-2016 Leiden Observatory, Organizer of PhD Call

2011 – 2015 “Observational Cosmology,” Leiden University (3 times)
2013 – 2015  Master Student Seminar Course, Leiden University (3 times)
2012 – 2016 “Galaxy Structure, Dynamics, and Evolution,” Leiden University (3 times)

2016 PI, NASA/STScI Grant (~$29,000)
2016 PI, NWO TOP Grant (663.435 euros)
2016 PI, NASA/STScI Grant (~$19,000)
2015 PI, Leiden Observatory/Internal Grant (~210.000 euros)
2014 PI, z9-CANDELS, NASA/Space Telescope Science Institute (STScI: $61,379)
2014 Core co-I (PI for earlier submission [2011]), NASA/STScI (~$700,000: HDUV)
–              “The GOODS UV Legacy Fields: A Full Census of Faint Star-Forming Galaxies
–                 at z∼0.5-2”
2013 PI, NASA/Spitzer Space Telescope ($5,000)
2013 PI, NWO Open Competition (218.682 euros)
2013 Core co-I (supervised project used to motivate proposal), NASA/STScI (~$518.160)
–              “High level science products from deep ACS+WFC3/IR imaging over the
–                 CDF-S region”
2011 PI, NASA/Spitzer Space Telescope ($26,000)
2010 Core co-I, NASA/Spitzer Space Telescope ($104,000)
2009 Core co-I (wrote the proposal), HUDF09 program, NASA/STScI ($922,000)
–              “Galaxies at z∼7-10 in the Reionization Epoch: Luminosity Functions to
–                <0.2L* from Deep IR Imaging of the HUDF and HUDF05 Fields”
2009 PI, NWO Open Competition. A 4 year PhD position (212,000 euros)
2007 PI, NASA/STScI ($245,872)

3/3/2016 NASA/STScI, “Hubble Team Breaks Cosmic Distance Record”
9/3/2015 Keck/Caltech/Leiden, “Farthest Galaxy Detected”
5/5/2015 NASA/STScI, “Astronomers Set a New Galaxy Distance Record”
1/7/2014 NASA/STScI, “NASA Great Observatories Team Up to Discover Ultra-Bright
–                                          Young Galaxies”
9/25/2012 NASA/STScI, “Hubble Goes to the eXtreme to Assemble Farthest Ever View
–                                             of the Universe”
1/26/2011 NASA/STScI, “NASA’s Hubble Finds Most Distant Galaxy Candidate Ever
–                                            Seen in Universe”
1/5/2010 NASA/STScI, “Hubble Reaches the Undiscovered Country of Primeval
–                                          Galaxies”
2/12/2008 NASA/STScI, “Astronomers Find 1 of the Youngest + Brightest Galaxies in
–                                             Early Universe”
10/25/2006 Carnegie, “Astronomers weight 200-million-year-old baby galaxies”
9/21/2006 NASA/STScI, “NASA’s Hubble Finds Hundreds of Young Galaxies in Early
–                                             Universe”
9/13/2006 NASA/STScI, “Tracing the Evolution of the First Galaxies in the Universe”

1. Bouwens, R.J., Aravena, M., Decarli, M., et al. 2016, Astrophysical Journal, in press, arXiv:1606.05280. “ALMA Spectroscopic Survey in the Hubble Ultra Deep Field: The Infrared Excess of UV-selected z = 2-10 galaxies as a function of UV-continuum Slope and Stellar Mass,” 12 citations
2. Roberts-Borsani, G., Bouwens, R.J., Oesch, P., et al. 2016, Astrophysical Journal, “z>7 galaxies with red Spitzer/IRAC [3.6]−[4.5] colors in the full CANDELS data set: the brightest-known galaxies at z ∼ 7-9 and a probable spectroscopic confirmation at z = 7.48,” 29 citations
3. Bouwens, R.J., Illingworth, G.D., Oesch, P., et al. 2015, Astrophysical Journal, 811, 140. “Reionization After Planck: The Derived Growth of the Cosmic Ionizing Emissivity Now Matches the Growth of the UV Luminosity Density,” 70 citations
4. Holwerda, B., Bouwens, R.J., Oesch, P., et al. 2015, Astrophysical Journal, 808, 6. “The Sizes of Candidate z~9-10 Galaxies: Confirmation of the Bright CANDELS Sample and Relation with Luminosity and Mass,” 19 citations
5. Gonzalez, V., Bouwens, R.J., Illingworth, G., et al. 2014, Astrophysical Journal, 781, 34. “Slow Evolution of the Specific Star Formation Rate at z > 2: The Impact of Dust, Emission Lines, and a Rising Star Formation History,” 82 citations
6. Bouwens, R., Bradley, L., Zitrin, A., et al. 2014, Astrophysical Journal, 795, 126. “A Census of Star- Forming Galaxies in the z ∼ 9-10 Universe based on HST+Spitzer Observations Over 19 CLASH clusters: Three Candidate z ∼ 9-10 Galaxies and Improved Constraints on the Star Formation Rate Density at z ∼ 9.2,” 97 citations
7. Smit, R., Bouwens, R.J., Labbe, I, et al. 2014, Astrophysical Journal, 784, 58. “Evidence for Ubiquitous High-equivalent-width Nebular Emission in z~7 Galaxies: Toward a Clean Measurement of the Specific Star-formation Rate Using a Sample of Bright, Magnified Galaxies,” 78 citations
8. Smit, R., Bouwens, R.J., Franx, M., et al. 2012, Astrophysical Journal, 756, 14. “The Star Formation Rate Function for Redshift z~4-7 Galaxies: Evidence for a Uniform Buildup of Star-forming Galaxies during the First 3 Gyr of Cosmic Time,” 76 citations
9. Oesch, P.A., Bouwens, R.J., Carollo, M., et al. 2010, Astrophysical Journal, 709, L21. “Structure and Morphologies of z ~ 7-8 Galaxies from Ultra-deep WFC3/IR Imaging of the Hubble Ultra-deep Field,” 137 citations
10. Bouwens, R.J., Illingworth, G.D., Franx, M., et al. 2007, Astrophysical Journal, 709, 133. “UV Luminosity Functions at z~4, 5, and 6 from the HUDF and other Deep HST ACS Fields: Evolution and Star Formation History,” 467 citations


2013 Recipient, Pastoor Schmeitsprijs voor de Sterrenkunde
(awarded once every three years to the Dutch astronomer [under 40] viewed as having the most outstanding contributions to astronomy over the previous three years)


Over the past 10 years, I have given an average of 5 invited presentations per year at peer-review international conferences. Here is a list of meetings where I have given invited presentations over the past 4.5 years:

2016 Invited Speaker, High Z 2016, Valletta, Malta
–       Invited Speaker, EWASS Meeting on the Frontier Fields, Honolulu, USA
–       Invited Speaker, Cosmic dawn of galaxy formation, Paris, France

2015 Invited Speaker, Exploring the Universe with JWST, Noordwijk, Netherlands
–      Invited Speaker, IAU GA Meeting on the Frontier Fields, Honolulu, USA
–      Invited Speaker, Star Formation History of the Universe, Garching, Germany