1 Pan-African Evolution Research Group, Max Planck Institute for the Science of Human History, Jena, Germany. scerri@shh.mpg.de.
2 Transmission, Infection, Diversification & Evolution Research Group, Max Planck Institute for the Science of Human History, Jena, Germany. kuehnert@shh.mpg.de.
3 Pan-African Evolution Research Group, Max Planck Institute for the Science of Human History, Jena, Germany.
4 Centre for Quaternary Research, Department of Geography, Royal Holloway, University of London, Egham, UK.
5 Extreme Events Research Group, Max Planck Institute for Chemical Ecology, Jena, Germany.
6 Department of Archaeology, Max Planck Institute for the Science of Human History, Jena, Germany.
7 Max Planck Institute for Biogeochemistry, Jena, Germany.
8 Department of Geography, University of Utah, Salt Lake City, UT, USA.
9 Dipartimento di Scienze della Terra "A.Desio", Università degli Studi di Milano, Milano, Italy.
10 Department of Archaeology and Anthropology, The University of Ibadan, Ibadan, Nigeria.
11 School of Archaeology and Ancient History, University of Leicester, Leicester, UK.
12 Department of Anthropology, University of Wisconsin-Madison, Madison, WI, USA.
13 Département d'Histoire, Université Cheikh Anta Diop de Dakar, Dakar-Fann, Senegal.
14 Department of History and Archaeology, University of Abomey-Calavi, Abomey-Calavi, Republic of Benin.
15 School of Social Science, University of Queensland, St Lucia, Queensland, Australia.
16 Department of Anthropology, National Museum of Natural History, Smithsonian Institution, Washington DC, USA.
17 Department of Classics and Archaeology, Faculty of Arts, University of Malta, Msida, Malta.