Luke Pepera, a British-Ghanaian writer, historian, archaeologist and anthropologist tackles the big questions about the Kingdom of Benin, a powerful domain that flourished between the 13th and 18th centuries in modern day southern Nigeria.
Mark Williams, senior lecturer in Early Modern history at Cardiff University, tackles the big questions about the East India Company.
Seb Falk, a historian of medieval science at Cambridge University and the author of The Light Ages, tackles the big questions about science in the Middle Ages.