“…The Limba (8%) are native to the savannah‐woodland region in northern Sierra Leone, with many having moved to Freetown to escape capture by slave traders and transportation to North America (Alie, 1990 ; Finnegan, 1965 ). By contrast, the Fula (7%) are descendants of Fulani migrant from Guinea who settled in Sierra Leone during the 17th and 18th centuries (Fyfe, 1979 ; Knörr & Kohl, 2016 ). Likewise, the Kono (5%) and the Mandingo (2%) are descendants of Guinea migrants (Knörr & Kohl, 2016 ) (Figure S2 ).…”