Dr John Laband is a Professor Emeritus of History at Wilfrid Laurier University in Canada. He has authored, co-authored and edited over 20 books on warfare and military culture in Africa, specialising in the Zulu kingdom and in 19th-century colonial conflicts in southern Africa. He speaks to Gareth about his latest book, where he explores the strategies of both the Trekkers and the Zulu Empire run by Shaka Zulu.