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Mihiretu Alemayehu, Mengistu Meskele, Bereket Alemayehu et al.
Alem Desta Wuneh, Afework Mulugeta, Lars Åke Persson et al.
Absera Teshome Koricho
Bezalem Eshetu Yirdaw, Legesse Kassa Debusho
Tewodros Eshete, Keralem Anteneh, Fentaye Getahun
Simon Brooker, Peter J. Hotez, Donald A. P. Bundy
Stefan Koppmair, Menale Kassie, Matin Qaim
Zachary J. Madewell, Cynthia G. Whitney, Nega Assefa et al.
Mekonnen Abeba
Paul M. Fischer
Awoke Giletew Wondie
