Luminism. Luminism is an American landscape painting style of the 1850s to 1870s, characterized by effects of light in landscape, through the use of aerial perspective and the concealment of visible brushstrokes.
   Luminist landscapes emphasize tranquility, and often depict calm, reflective water and a soft, hazy sky. Artists who were most central to the development of the luminist style include Fitz Hugh Lane, Martin Johnson Heade, Sanford Gifford, and John F. Kensett.
   Painters with a less clear affiliation include Frederic Edwin Church, Jasper Cropsey, Albert Bierstadt, Worthington Whittredge, Raymond Dabb Yelland, Alfred Thompson Bricher, James Augustus Suydam, and David Johnson. Some precursor artists are George Harvey and Robert Salmon.
   The term luminism was introduced by mid-20th-century art historians to describe a 19th-century American painting style that developed as an offshoot of the Hudson River School. The historian John I. H. Baur established an outline of the style in the late 1940s, and he first used the term luminism in a 1954 article.
   As defined by art historian Barbara Novak, luminist artworks tend to stress the horizontal, and demonstrate the artist's close control of structure, tone, and light. The light is generally cool, hard, and non-diffuse; soft, atmospheric, painterly light is not luminist light. Brushstrokes are concealed in such a way that the painter's persona
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