This exploration of how outsider art has challenged the boundaries and understanding of the mainstream art paradigm assembles 250 works by folk and self-taught artists such as Horace Pippin, Christina Ramberg, and Joseph Yoakum.

Joseph Yoakum, “Briar Head Mtn of National Park Range of
Bryce Canyon National Park near Hatch, Utah U.S.A.” (c. 1969).
National Gallery of Art, Washington, Gift of the Collectors Committee and the Donald and Nancy de Laski Fund.