Spanning several decades’ worth of epochal African-American and African-diasporan art, including work by Norman Lewis, Jack Whitten, Sam Gilliam, Melvin Edwards, Theaster Gates, Lorna Simpson, Julie…
Courtney J. Martin will join Dia Art Foundation as deputy director and chief curator in a top-line move that will shift James Meyer into a "curatorial and academic advisor" role and place Martin, who…