What can you learn about someone from their portrait? Beckett's most famous portrait stares out at me from a shop window on Enniskillen's high street. When looking at portraits of famous people, it's always tempting to wonder what they're thinking. In this case, we can be pretty sure. In 1981, Jane Bown of The Observer was despatched to provide photographs for an interview with Beckett. She agreed to meet him at rehearsals of his production of 'Happy Days,' starring Billie Whitelaw...