Adam John Hart-Davis is an English scientist, author, photographer, historian and broadcaster. He presented the BBC television series Local Heroes and What the Romans Did for Us, the latter spawning several spin-off series involving the Victorians, the Tudors, the Stuarts and the Ancients. He was also a co-presenter of Tomorrow's World, and presented Science Shack.

What the Romans Did for Us, is a 2000 BBC documentary series "looking at the innovations and inventions brought to Britain by the Romans". The title of the programme is derived from the cult film Monty Python's Life of Brian, referencing the famous scene where the People's Front of Judea discuss "What have the Romans done for us?"