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/research/beacons-of-excellence/rights-lab/our-team/siddharth-kara/index.aspx Perplexity: Download the app or ask Perplexity anything at https://pplx.ai/rogan. 50% off your first box at https://www.thefarmersdog.com/rogan! MANSCAPED®: Get 15% off + free shipping on The Lawn Mower® Ultra Gen 6. Visit https://manscaped.com/joeroganexperience Learn more about your ad choices. Visit podcastchoices.com/adchoices