About the USNC: The U.S. National Committee for the International Astronomical Union (USNC/IAU) represents the interests of the U.S. astronomical community and safeguards the intellectual vigor of the Union. The USNC/IAU explores issues in:
- Interdisciplinary Research and Resources;
- Individual IAU Membership;
- Access to Scientific Data and Information;
- Diversity Among Astronomers; and
- Young Researcher Participation in IAU.
Members: The USNC is composed of officers and five categories of other representatives all supported by staff of the National Research Council. The AAS elects three members to the USNC to represent the AAS (so-called Category I), three members to represent the AAS Council (so-called Category II) and has representation in Category IV, which are ex-officio voting members. In addition the Secretary of the USNC is the Secretary of the AAS.
Term: Three years, Jan. - Dec.
Charge: Effects appropriate participation by the United States in International Astronomical Union through the National Academy of Sciences-National Research Council.
- Bruce Balick (Jan 2008 - Dec 2015); Note: (Catergory II Appointed)
- G. Fritz Benedict (Jan 2011 - Dec 2014); Note: AAS Secretary
- Roger Chevalier (Jan 2005 - Dec 2013); Note: Vice-President
- Marc Davis (Jan 2005 - Dec 2013); Note: (Ex officio, voting)
- Neil Gehrels (Jan 2008 - Dec 2014); Note: (Catergory IV Ex offico, voting)
- Edward F. Guinan (Jan 2008 - Dec 2013)
- Sara R. Heap (Jan 2011 - Dec 2015); Note: Catergory l ( Elected by AAS Membership)
- David J. Helfand (Jan 2005 - Dec 2014); Note: ( Catergiry IV Ex officio voting)
- Lynne Hillenbrand (Jan 2007 - Dec 2014); Note: Category I - (Elected by AAS Membership)
- Kenneth I. Kellermann (Jan 2008 - Dec 2013); Note: Category III - (Appointed by NAS Astronomy Section)
- Arlo U. Landolt (Jan 2008 - Dec 2016); Note: (Catergory I Elected)
- Kevin B. Marvel (Jan 2007 - Dec 2014); Note: Category II - (Appointed by AAS Council)
- David N. Spergel (Jan 2012 - Dec 2015); Note: (Catergpry III appointed by NAS Astronomy)
- Jill C. Tarter (Jan 2008 - Dec 2014); Note: (Catergory I Elected)
- Robert E. Williams (Jan 2008 - Dec 2014); Note: Category IV - (Ex-Officio, Voting, Representing Various Organizations)