Diana Walker (born 1942) is an American photojournalist best known for her long tenure as a contract photographer for Time magazine, during which she produced some of the most intimate and widely seen portraits of American political life in the late twentieth century. A graduate of Miss Porter's School, she came to photography without formal art school training, developing her eye through practice and an acute instinct for the telling, unguarded moment.
Walker's specialty was what she called "the private moment" — photographs made behind the scenes of public life, in the corridors, offices, and informal spaces where political figures let their guard down. Her access to multiple presidential administrations, from Jimmy Carter through George W. Bush, gave her an extraordinary archive of images showing American presidents, cabinet members, and political figures in moments of candor rarely seen by the public. Her photographs of Hillary Clinton, Al Gore, and particularly President Barack Obama — captured during his 2008 campaign and early presidency — became iconic images of that era.
Collected in books including Public & Private: Twenty Years Photographing the Presidency, Walker's work occupies a unique position between historical document and humanizing portraiture. Her restraint and respect for her subjects, combined with her willingness to wait for the moment when performance gives way to personality, distinguish her approach from more confrontational styles of political photography.
Walker received the White House News Photographers Association's award for excellence multiple times, and her photographs are held in significant collections. Her career stands as a model of patient, access-based photojournalism at the highest levels of American public life.