Duval’s research focuses on management of and access to structured and unstructured data, repositories, federated search, harvesting, content management. He also works end user oriented aspects like information visualization, mobile information devices, multi-touch displays and mash-ups. He believes in Serious Fun, the idea that what is really Fun is often also really Serious, and vice versa. He thinks learning is at the core of what it means to be human: if we get better at learning, then we get better at getting better.