主播大秀

New technologies that could help developing countries are the focus of our first of two programmes from the Future in Review conference in California.
Presenter Ed Butler speaks to Lori Steele Contorer of Everyone Counts about her company's electronic voting software, and why she thinks it is more secure from fraud than the old-fashioned paper-based approach.
Entrepreneur James Rogers, explains why he is pioneering organic food preservatives for developing countries.
Mick Ebeling, founder of Not Impossible, explains how he is creating cheap prosthetics and mind-reading aides that could help amputees in warzones such as South Sudan.
And we hear from FiRe's organiser, Mark Anderson, about what the conference hopes to achieve.