There is a fantastic exhibition at the Guggenheim right now on Alberto Giacometti. It traces his whole career, leading up to the sculptures of stretched, skinny figures that he is best known for. If you go, don’t miss the room on the top floor where they show a film of him working on a sculpture while being interviewed.
I’ve always found Giacometti’s paintings and drawings to be almost more interesting than his sculpture. There are lots of them in the exhibition, including a few from inside his sketchbooks! I was so glad to see that these are still intact: