The Dogon are known to the general reader for one thing, and it is the thing that is not true.
Marcel Griaule worked among the Dogon from the 1930s. In 1946 an elder named Ogotemmeli spoke with him over thirty-three days, and the resulting book, Dieu d'eau (1948), presented a cosmology of remarkable intricacy: the creator Amma, the primordial Nommo, a cosmic egg, twinned beings, and a symbolic order in which weaving, granary architecture and the human body all encoded the same structure. It was a landmark. It was widely taken as proof that African thought was as systematic as any philosophy, which was a valuable corrective at the time and was part of Griaule's purpose.
Later work by Griaule and Germaine Dieterlen went further, reporting in 1950 that Dogon priests held knowledge of Sirius B, a white dwarf companion invisible to the naked eye, its existence confirmed by astronomers only in the nineteenth century and its nature not established until the twentieth. This claim escaped anthropology entirely. Robert Temple's The Sirius Mystery (1976) built on it a theory of contact with beings from the Sirius system, and it has circulated in ancient-astronaut writing ever since.
The restudy. Walter van Beek worked in the same villages over roughly a decade from 1979, with the express intention of following up Griaule's material, and published his findings in Current Anthropology in 1991. He could not find the cosmology. Dogon informants, including some who had worked with Griaule, did not recognise the system, did not describe Amma and the Nommo in those terms, and showed no knowledge of any companion of Sirius. Sirius itself is not especially prominent in Dogon star lore. Van Beek's conclusion was not that Griaule lied but that he had co-produced the material: sustained questioning by a powerful and persistent outsider, with a small number of chosen informants who wanted to give a satisfying answer, generating a synthesis that then existed in the book rather than in the villages.
The debate is not entirely closed: Dieterlen's defenders point to earlier material, and van Beek's critics note that he worked in different villages and decades later, by which time transmission may have broken. But the Sirius claim has no support that any astronomer or Africanist treats as evidence, and the most economical explanation of how Sirius B entered the record is contamination: European visitors, missionaries and popular astronomy were present in the region in the 1920s and 1930s, and Sirius B was a well-publicised object.
What this entry therefore does not do is present Griaule's cosmology as Dogon belief. Dogon religion centres on Amma, on the ancestors, on the masked dances of the Awa society at the end of mourning, and on the Sigui, held roughly every sixty years and moving village to village along the escarpment. That is well attested. The elaborate system is a contested ethnographic artefact and is described here as one.
The present tense matters more than any of this. Central Mali has been under sustained armed violence since 2012. Dogon villagers have been massacred and displaced in large numbers, tourism has ended, and access is effectively closed. The most-studied people in the anthropology of religion are currently unable to hold their own festivals in safety.