Nancy Krieger, 10th Annual William T. Small, Jr. Keynote Lecture (2008): The Science and Epidemiology of Racism and Health in the United States: an Ecosocial PerspectiveThis page has a link to the transcript. Click "Internet broadcast info" for a page with a link to the archived webcast (where she reads the transcript).
There's a link to an E-book of her new text "Epidemiology and the People's Health" in the Overview and concluding modules.