David John Helfand

David John Helfand

Columbia University
Columbia Astrophysics Laboratory
MC 5233 Pupin Hall
538 West 120th Str
New York NY 10027
United States

Phone: +1 212 854 2150
Fax: +1 212 854 8121
Email: djhastrocolumbiaedu
Organization website: http://www.columbia.edu/

Last updated:
December 6, 2012

IAU Status

Active Member

Affiliation(s) within the IAU

Past affiliation(s) within the IAU

  • Past Member of Division XI Space & High Energy Astrophysics (until 2012)

Search individual members



IAU General Assembly
Honolulu, 3-14 August 2015

IAU General Assembly 2015

Information Bulletin n° 112

Latest Information Bulletin

IAU e-Newsletter
Volume 2014 n° 1

Latest e-Newsletter

Subscribe to the e-Newsletter

CAPj

Discuss the IAU Commission reform (Members only)

CAPj

Communicating Astronomy with the Public Journal

CAPj

IAU Office of Astronomy for Development

Office for Astronomy Development

IAU Office for Astronomy Outreach

Office for Astronomy Outreach

Astronomy Outreach Newsletters and Events

Outreach Newsletters

Peer-reviewed Astronomy Education Activities

Astro EDU

Astronomy for Development 
Strategic Plan 2010–2020

Strategic Plan