Alex Halderman and Vanessa Teague, security experts in electronic and internet voting, argue that despite the speed and efficiency promises of e-balloting, it has yet to convincingly deliver the privacy, reliability and vote integrity that the democratic process requires and that voters expect. Presented by Elisabeth Lopez.

Political scientist Prof Victoria Farrar-Myers discusses the increasing, evolving impact of social media on political processes and communications. Presented by Peter Clarke.

Telecommunications expert Dr Kerry Hinton explains how the growth in consumer and business cloud computing, and the mobile and wireless technologies that support it, is driving massive increases in power consumption. Presented by Dr Shane Huntington.

Innovation management expert Prof Elisabeth Mueller discusses the roles that research and the creation of intellectual property (IP) play in increasing productivity of China's corporations. She also examines the benefits and risks facing foreign businesses who venture into China's enormous market. Presented by Jennifer Martin.