Elinor Ostrom receiving her Prize from His Majesty King Carl XVI Gustaf of Sweden at the Stockholm Concert Hall, 10 December 2009. Copyright © The Nobel Foundation 2009
Photo: Frida Westholm

Elinor Ostrom after receiving her Prize at the Stockholm Concert Hall, 10 December 2009. Copyright © The Nobel Foundation 2009
Photo: Frida Westholm

Elinor Ostrom and Oliver E. Williamson at the Prize Award Ceremony at the Stockholm Concert Hall, 10 December 2009. Copyright © The Nobel Foundation 2009
Photo: Frida Westholm

Close-up from the Nobel Prize Award Ceremony (from left to right): Jack W. Szostak, Herta Müller and Elinor Ostrom. Copyright © The Nobel Foundation 2009
Photo: Frida Westholm

The 2009 Nobel Laureates stand for the Swedish national anthem (from left to right): Charles K. Kao, Willard S. Boyle, George E. Smith, Venkatraman Ramakrishnan, Thomas A. Steitz, Ada E. Yonath, Elizabeth H. Blackburn, Carol W. Greider, Jack W. Szostak, Herta Müller, Elinor Ostrom and Oliver E. Williamson. Copyright © The Nobel Foundation 2009
Photo: Frida Westholm

Jack W. Szostak arrives to the Nobel Banquet accompanied by Laureate in Economic Sciences Elinor Ostrom. Copyright © The Nobel Foundation 2009
Photo: Orasisfoto

Elinor Ostrom in conversation with Nobel Laureate in Physiology or Medicine Jack W. Szostak at the Nobel Banquet. Copyright © The Nobel Foundation 2009
Photo: Orasisfoto

From left to right: Crown Princess Victoria, Mrs Dolores Williamson, Laureate Oliver E. Williamson, Her Majesty Queen Silvia, His Majesty King Carl XVI Gustaf of Sweden, Laureate Elinor Ostrom, Prince Carl Philip, and Princess Madeleine at the Nobel Banquet. Copyright © The Nobel Foundation 2009
Photo: Orasisfoto

The 2009 Nobel Laureates assembled for a group photo during their visit to the Nobel Foundation, 12 December 2009. Back row, left to right: Nobel Laureates in Chemistry Ada E. Yonath and Venkatraman Ramakrishnan, Nobel Laureates in Physiology or Medicine Jack W. Szostak and Carol W. Greider, Nobel Laureate in Chemistry Thomas A. Steitz, Nobel Laureate in Physiology or Medicine Elizabeth H. Blackburn, and Nobel Laureate in Physics George E. Smith. Front row, left to right: Nobel Laureate in Physics Willard S. Boyle, Laureate in Economic Sciences Elinor Ostrom, Nobel Laureate in Literature Herta Müller and Laureate in Economic Sciences, Oliver E. Williamson. Copyright © The Nobel Foundation 2009
Photo: Orasisfoto

Elinor Ostrom and Oliver Williamson after delivering their Prize Lectures at the Aula Magna, Stockholm University, 8 December 2009. Copyright © The Nobel Foundation 2009
Photo: Orasisfoto

Elinor Ostrom delivering her lecture at the Aula Magna, Stockholm University, 8 December 2009.

© The Nobel Foundation 2009. Photo: Orasisfoto

Elinor Ostrom during the reception at the Royal Swedish Academy of Sciences in Stockholm, 7 December 2009.

© The Nobel Foundation 2009. Photo: Orasisfoto

Oliver E. Williamson and Elinor Ostrom at their interview with Nobelprize.org in Stockholm, 6 December 2009. Copyright © Nobel Media AB 2009
Photo: Niclas Enberg

Elinor Ostrom, like many Laureates before her, autographs a chair at Kafé Satir at the Nobel Museum in Stockholm, 6 December 2009.

Copyright © The Nobel Museum 2009 Photo: Jonas Ekström

Elinor Ostrom delivering a lecture at Indiana University, Bloomington, July 2008.

Photo: Courtesy of Indiana University

Portrait of Elinor Ostrom.

Photo: Courtesy of Indiana University

Elinor Ostrom (front) with members of the Irrigation Management Systems Study Group during field work in Nepal. Photo taken in March, 1993.

Copyright © Arizona State University

At the workshop in Political Theory and Policy Analysis, political scientists Elinor Ostrom (center), Roger Parks (left) and Diane Eubanks (right) analyze data on American law enforcement agencies. The photo was taken in November, 1977.

Photo: Courtesy of Indiana University