Holger Keifel's photographs have been featured in magazines like The New York Times Magazine, Esquire, GQ, American Photography, as well as in numerous book projects, CD covers, museum and gallery shows. His work is included in several museum collections: The Smithsonian National Portrait Gallery in Washington DC, The Butler Institute of American Art, The Charles Schulz Museum, The Brooklyn Museum, The Museum of the City of New York, and the National September 11 Memorial & Museum. His book BOX: The Face of Boxing was published by Chronicle Books in 2010.

Photo: Ports Bishop