Cubism theory through the writings of Albert Gleizes. However, the linking of basic geometric forms with inherent beauty and ease of industrial application—which had been prefigured by Marcel Duchamp from 1914—was left to the founders of Purism, Amédée Ozenfant and Charles-Édouard Jeanneret (better known as Le Corbusier,) who exhibited paintings together in Paris and published "Après le cubisme" in 1918. Le Corbusier's ambition had been to translate the properties of his own style of Cubism to architecture. Between 1918 and 1922, Le Corbusier concentrated his efforts on Purist theory and painting. In 1922, Le Corbusier and his cousin Jeanneret opened a
Gris-gris (talisman) by practitioners of Voodoo. However, the practice soon changed, and the gris-gris were thought to bring black magic upon their 'victim.' Slaves would often use the gris-gris against their owners and some can still be seen adorning their tombs. During this period, there were also reports of slaves cutting, drowning or otherwise manipulating the gris-gris of others in order to cause harm. Although in Haiti, gris-gris are thought to be a good amulet and are used as part of a widely practised religion; in the Cajun communities of Louisiana, gris-gris are thought to be a symbol of black magic and