He studied art in Paris at the Académie Julian from 1885 to 1889, where he was influenced by the academic classicism of his teachers Gustave Boulanger and Jules Lefebvre, the tonalism of James Abbott McNeill Whistler, and the symbolism of Pierre Puvis de Chavannes.
Jack Thomas Cassinetto (born March 26, 1944; Sonora, California) is a prolific California plein air artist of the tonalism movement, painting primarily Northern California landscapes such as Lake Tahoe, Yosemite, the Gold Country, the Northern California Coast, and the American River and Sacramento River.