The National Gallery's new show, "Hockney and Piero: A Longer Look", comprises just three paintings: Piero della Francesca's Renaissance masterpiece "The Baptism of Christ" flanked by two of David ...

Among those talking about their preferred National Gallery painting are Frank Auerbach, Flora Yukhnovich and Rachel Whiteread. Notably, Piero della Francesca’s The Baptism of Christ (1437-45 ...