Relative values | 3 July 2010

The Wyeth Family: Three Generations of American Art
Dulwich Picture Gallery, until 22 August

There have been a number of painting dynasties in the history of art — families such as the Bruegels, the Bellinis and the Tiepolos — but fewer in recent years, British art having favoured the older brother syndrome (Paul Nash and John, Stanley Spencer and Gilbert).