The portraitist gets her first solo show in New York, featuring striking paintings of cowboys, farmers, beauty queens and Michelle Obama

Some 50 sculptures of heads, busts and bodies by the German artist are on display alongside 100 works on paper, revealing fresh insights into his process

A chance to see how the Second World War transformed American attitudes towards art, design and fashion

The National Gallery continues its bicentenary celebrations with two vast, dramatic charcoal-on-paper drawings that are rarely on display