• 13-19 Feb 2011: Unsolved problems in astrophysics and cosmology, Benesque, Spain.
  • 9-13 Jan 2011: AAS meeting, Seattle, WA.
  • 8-10 Dec 2010: AAVP Workshop Cavendish, Cambridge, UK.
  • 5-7 Dec 2010: Berkeley, CA.
  • 1-4 Dec 2010: CITA, Toronto, Canada.
  • 17-20 Nov 2010: CMU, Pittsburgh.
  • 28-31 Oct 2010: KICP, Chicago, IL.
  • 7-13 Oct 2010: Observing at SMA.
  • 4-6 Oct 2010: LUNAR Workshop: Robotic Science from the Moon Boulder, CO.
  • 14-22 Aug 2010: The First Billion Years Kavli Institute for Space Studies, Caltech, CA.
  • 13-27 Jun 2010: 21 cm astrophysics and cosmology Aspen Center for Physics, Aspen, CO.
  • 25-29 May 2010: DAMOP 2010 Houston, TX.
  • 29-31 Mar 2010: Visiting UCL, UK.
  • 21-26 Mar 2010: SKA 2010 Manchester, UK.
  • 8-11 Mar 2010: Hubble fellows symposium. STScI, Baltimore.
  • 6-12 Feb 2010: The High Redshift Universe: A multi-wavelength view. Aspen Center for Physics
  • 17-21 Aug 2009: Reionization with multifrequency datasets Stockholm, Sweden.
  • 15 Mar - 15 Apr 2009: MPA, Garching, Germany
  • 9-11 Mar 2009: Hubble fellows symposium. STScI, Baltimore.
  • 18 Jan - 8 Feb 2009: New Horizons for Modern Cosmology. Gallileo Gallilei Institute, Firenze, Italy
  • 19 Sep 2008: CEP science meeting. Cambridge, MA
  • 10-13 Sep 2008: Cambridge, UK.
  • 5-10 Sep 2008: Neutrino Oscillation Workshop. Otranto, Italy
  • 12-15 May 2008: Sackler 21cm Cosmology Conference. CfA, Cambridge, MA.
  • 4-10 May 2008: UCLA, Astronomy department.