Siddharth Kara, PhD, is the author of several books, including "Cobalt Red: How the Blood of the Congo Powers Our Lives," and, most recently, "The Zorg: A Tale of Greed and Murder That Inspired the Abolition of Slavery." https://us.macmillan.com/books/9781250348227/thezorg/ www.nottingham.ac.uk/res...