Image credits

Timothy Leary, Buffalo, 1969

Photograph by Dr. Dennis Bogdan, via Wikimedia Commons. Used under CC BY-SA 3.0. The website copy is resized and converted for delivery. Full credit and adapted social image information.

Sobotta anatomical atlas

Historical midline brain illustration by Johannes Sobotta, 1908. Public domain source record. The image is used in the reward system atlas; the front is to the right, and several reward structures lie outside this section.

Fang harp from Gabon, displayed at the Royal Museum for Central Africa, Tervuren, Belgium. Photograph by Daderot, 2013.

Daderot. Original source · CC0.

Proportionally resized and re-encoded; not cropped.

Forest–savanna mosaic near Nyonié, Gabon, photographed from a drone in November 2017.

VIGNA christian. Original source · CC BY-SA 4.0.

Proportionally resized and re-encoded; not cropped.

Ngombi displayed at the Musée africain de Gunsbach, France, photographed in 2015.

Ji-Elle. Original source · CC BY-SA 4.0.

Proportionally resized and re-encoded; not cropped.

Cultivated Tabernanthe iboga with pale flowers at Meise Botanic Garden, Belgium, May 2018.

Ji-Elle. Original source · CC BY-SA 4.0.

Proportionally resized and re-encoded; not cropped.

Fruiting Tabernanthe iboga at Limbe Botanical Garden, Cameroon, photographed by Marco Schmidt in 2007.

Marco Schmidt. Original source · CC BY-SA 2.5.

Proportionally resized and re-encoded; not cropped.

Forest on the summit of Mount Mimongo, Gabon, photographed during a botanical mission in October 2007.

Mleal001. Original source · CC BY-SA 3.0.

Proportionally resized and re-encoded; not cropped.

A building identified by the photographer as a Bwiti house in Mimongo, Gabon, August 2010.

Vincent.vaquin. Original source · CC BY-SA 3.0.

Proportionally resized and re-encoded; not cropped.

Logging in Gabon, archival date range 1948 to 1967. This later photograph does not depict the contacts around 1910 discussed above.

U.S. National Archives, record 19984565. Original source · Public domain in the United States.

Department of State, Agency for International Development. Magazine Unit: Logging in the Gabon. Archival date range 1948 to 1967. National Archives Identifier 19984565. The archive supplies a date range rather than a specific year. The photograph illustrates timber work and is not evidence of a particular religious encounter.

Tsogho reliquary guardian figure, late nineteenth or early twentieth century. Brooklyn Museum, 74.121.7. This is a separate object from the Nyanga figures discussed earlier.

Brooklyn Museum. Original source · CC BY 3.0.

Tsogho. Reliquary Guardian Figure (Boumba Bwiti), late nineteenth or early twentieth century. Wood, raffia, metal, bark cloth, glass and feathers. 30.5 × 18.4 cm. Brooklyn Museum, Gift of Mr. and Mrs. John A. Friede, 74.121.7. Photograph: Brooklyn Museum. A separately identified museum example accompanies the discussion of collection records. It does not depict Nzikou, Ndalou or Ngadi’s figure in Nyanga.