In teaching computers how to communicate with people, Hector Ouilhet, Google's head of design for Search sees in the technology the same 'painful yet interesting' learning phases that a young person goes through when becoming an adult. To train computers in the art of questions, Ouilhet looks to the questing period of his own youth and to his four-year-old daughter for models of both simple and complicated questions that he wants computers of the future to understand.
By Matt McCue