LSE Africa Summit Correspondent Justin Villamil sits down with Topyster Muga to discuss telecommunications and digital innovation in Africa.Topyster is the Head of Airtel Money. She has over 8 years’ experience in the telecoms industry. She served as a Principal Product Development Manager of M-pesa, the mobile payment system. She holds an MBA from INSEAD business school, where she was awarded the Nelson Mandela scholarship.