John Holdren, director of the Office of Science and Technology Policy, testifies on Capitol Hill May 12, 2010 in Washington, DC. Holdren testified...
Na-holdren DATE: April 8, 2009 NEGATIVE #: 207165 CREDIT: Gerald Martineau- TWP. New Executive Office Bldg. Interview photos of John Holdren,...
President Barack Obama speaks during a call to congratulate the astronauts on the International Space Station and the Space Shuttle Endeavour on...
President Barack Obama gets up from his seat after speaking to astronauts on the International Space Station and the Space Shuttle Endeavour February...
President Barack Obama speaks during a call to congratulate the astronauts on the International Space Station and the Space Shuttle Endeavour on...
Zhou Wenzhong, Chinese Ambassador to the US, Wang Gang, Chinese Ministry of Science and Technology, John Holdren, White House Office of Science and...
John Holdren, White House Office of Science and Technology Policy makes remarks at an event to mark the 30th anniversary of the US-China Science and...
John Holdren, White House Office of Science and Technology Policy makes remarks at an event to mark the 30th anniversary of the US-China Science and...
John Holdren, White House Office of Science and Technology Policy makes remarks at an event to mark the 30th anniversary of the US-China Science and...
President Barack Obama with his wife Michelle and Science Advisor John Holdren looks through a telescope during an event for local middle school...
John Holdren, advisor to the President for Science and Technology participates in a news conference with Agriculture Secretary Tom Vilsack at the...
John Holdren , advisor to the President for Science and Technology participates in a news conference with Rajiv Shah , Under Secretary USDA, and...
John Holdren, advisor to the President for Science and Technology participates in a news conference with Agriculture Secretary Tom Vilsack at the...
John Holdren, advisor to the President for Science and Technology participates in a news conference with Agriculture Secretary Tom Vilsack at the...
President Barack Obama peers through a telescope set up on the South Lawn of the White House as first lady Michelle Obama and Director, White House...
President Barack Obama, his wife Michele, and Science Advisor John Holdren make remarks during an event for local middle school students to star gaze...
President Barack Obama with his wife Michele and Science Advisor John Holdren looks through a telescope during an event for local middle school...
Antawn Jamison of the Washington Wizards and the Director of the White House Office of Science and Technology Policy John Holdren pose for a photo...
Antawn Jamison of the Washington Wizards and the Director of the White House Office of Science and Technology Policy John Holdren pose for a photo...
Director of the White House Office of Science and Technology Policy John Holdren interacts with a student during the HP Digital Assist NBA Cares...
Antawn Jamison of the Washington Wizards speaks to the audience while the Director of the White House Office of Science and Technology Policy John...
Director of the White House Office of Science and Technology Policy John Holdren speaks to the audience while Antawn Jamison of the Washington...
Antawn Jamison of the Washington Wizards speaks to the audience while the Director of the White House Office of Science and Technology Policy John...
Director of the White House Office of Science and Technology Policy John Holdren and Antawn Jamison of the Washington Wizards interact with a student...
Actor Jason Bateman visits the "Late Show With David Letterman" at the Ed Sullivan Theater on September 2, 2009 in New York City.
Actor Jason Bateman visits the "Late Show With David Letterman" at the Ed Sullivan Theater on September 2, 2009 in New York City.
Actor Jason Bateman visits the "Late Show With David Letterman" at the Ed Sullivan Theater on September 2, 2009 in New York City.
Actor Jason Bateman visits the "Late Show With David Letterman" at the Ed Sullivan Theater on September 2, 2009 in New York City.
Actor Jason Bateman visits the "Late Show With David Letterman" at the Ed Sullivan Theater on September 2, 2009 in New York City.
Actor Jason Bateman visits the "Late Show With David Letterman" at the Ed Sullivan Theater on September 2, 2009 in New York City.
Agriculture Secretary Tom Vilsack, Environmental Protection Agency Administrator Lisa Jackson, and director of the White House Office of Science and...
Director of the White House Office of Science and Technology John Holdren testifies at a hearing on Capitol Hill July 22, 2009 in Washington, DC. The...
Director of the White House Office of Science and Technology John Holdren testifies at a hearing on Capitol Hill July 22, 2009 in Washington, DC. The...
Dr. John Holdren, Presidential Science Advisor, introduces President Barack Obama before he speaks to the National Academy of Sciences on April 27,...
President Barack Obama meets with NASA astronaut Scott Kelly, alongside White House Science Adviser John Holdren and NASA Administrator Charlie...
President Barack Obama delivers remarks after meeting with retired NASA astronaut Scott Kelly and his twin brother Mark Kelly , White House Office of...
President Barack Obama delivers remarks after meeting with retired NASA astronaut Scott Kelly in the Oval Office with Kelly's twin brother Mark Kelly...
President Barack Obama shakes hands with retired NASA astronaut Scott Kelly and following a meeting in the Oval Office with Kelly's twin brother Mark...
India and United States after years of cold shouldering each other are engaging in a dialogue on collaboration in High Tecnology. President Barrack...
Japan - John Holdren, U.S. Assistant to the president for science and technology, speaks during an interview at a hotel in Tokyo on July 24, 2011. He...
President Barack Obama speaks to the media during a meeting with members of his national security team, and cybersecurity advisors in the Roosevelt...
Western Maine class A girls basketball semifinal game between McAuley and Portland High Schools. Portland defenders, Brianna Holdren and, Elizabeth...
Western Maine class A girls basketball quarterfinal game between Portland and Gorham High Schools. Portland's, Brianna Holdren, scored a ket...
Western Maine class A girls basketball semifinal game between McAuley and Portland High Schools. McAuley's Olivia Smith drives the baseline around...
Western Maine class A girls basketball semifinal game between McAuley and Portland High Schools. Portland's, Brianna Holdren, splits to the defense...
President Barack Obama walks with John Holdren, Assistant to the President for Science and Technology, while departing the White House March 7, 2014...
Dr. John P. Holdren , Director of the White House Office of Science and Technology Policy, and US President Barack Obama walk to the residence of the...
John Holdren, senior advisor to President Barack Obama, speaks during the Asahi Shimbun interview on July 24, 2011 in Tokyo, Japan.
John Holdren, senior advisor to President Barack Obama, speaks during the Asahi Shimbun interview on July 24, 2011 in Tokyo, Japan.
Senior Vice President of SPG Chris Holdren poses for a photo during a Starwood Preferred Guest private tennis clinic with John McEnroe and Patrick...
Carl Effenson, Sophia Desmarais, Felipe Dieppa, Dale Holdren, John Rosario, Edgar Rosa, French Stewart, Sean Mullin and Tracie Laymon at the SXSW...
John Holdren, former science advisor to the Obama White House, is interviewed at Experimental Media and Performing Arts Center at Rensselaer...
John Holdren, former science advisor to the Obama White House, is interviewed at Experimental Media and Performing Arts Center at Rensselaer...
John Holdren, former science advisor to the Obama White House, is interviewed at Experimental Media and Performing Arts Center at Rensselaer...
John Holdren, former science advisor to the Obama White House, is interviewed at Experimental Media and Performing Arts Center at Rensselaer...
John Holdren, former science advisor to the Obama White House, is interviewed at Experimental Media and Performing Arts Center at Rensselaer...
John P. Holdren makes a few remarks at a Celebration Of Carl Sagan at The Library of Congress on November 12, 2013 in Washington, DC.
John P. Holdren makes a few remarks at a Celebration Of Carl Sagan at The Library of Congress on November 12, 2013 in Washington, DC.
Assistant to the President for Science and Technology John Holdren speaks at the TIME Summit On Higher Education Day 1 at Time Warner Center on...
Assistant to the President for Science and Technology John Holdren at the TIME Summit On Higher Education Day 1 at Time Warner Center on September...