Tim Harford, columnist for the Financial Times, argues that because the world is complex and unpredictable, most interesting problems are inevitably solved through a process of experimenting and adapting - whether the experiments are formal controlled trials or more informal explorations.

At this event, he will present his work drawing on case studies from development aid, business and medicine, and exploring the practical and ethical implications of an experimental approach to development.

Find out more about Tim's new book, Adapt: Why Success Always Starts with Failure here.