Will Wilson is a Diné/Bilagáana photographer who has gone platinum (the platinum photographic process) with CIPX, The Critical Indigenous Photographic Exchange. Another photographer doing the same is Larry McNeil (Tlingit/Nisga’a). You can read more about these artists at http://nmai.si.edu/indelible/.
A major exhibition featuring contemporary photographs by Native American photographers Zig Jackson, Wendy Red Star, and Will Wilson in dialogue with photographs from Edward Sheriff Curtis’ renowned body of work The North American Indian will be at the Portland Art Museum through May 8th. There’s more about the exhibit and the artists here: http://portlandartmuseum.org/exhibitions/contemporary-native-photographers/