Lives and works in New Orleans, Louisiana. Sandra began her photographic career in 1978. She was Director of Photography at the Contemporary Arts Center in New Orleans from 1980 to 1985. Her works have been exhibited widely in the United States and abroad in Italy at the 1989 Torino Fotografia Biennale Internationale; 1991 Braga Fotofestival, Portugal; Museum Ludwig, Koln; Altes Museum, Berlin, Germany; 1993 Museu du Imagem e do Som, Brazil and in 2005 Stephanie Hoppen Gallery, London, England. Sandra's photographs have appeared in Vogue, Elle, The Traveler and American Artist magazines and numerous publications on photography.
In the Fall of 1997 Louisiana State University Press published Ms. Clark’s book of photographs, Elysium, A Gathering of Souls, New Orleans Cemeteries. Elysium received the 1997 Mary Ellen LoPresti Award for Excellence in Art Publishing from the Art Libraries Society of North America.