(Courtesy abcnews.go.com)

Here's a guide to what's coming up at Philadelphia museums this spring, including the Barnes Foundation's first-ever special exhibition. [Philadelphia Inquirer]

Roberta Smith visits the Outsider Art Fair. [NYT]

The Prado receives a major gift. [Reuters]

Vija Celmins painting not shown for 50 years goes on sale at Los Angeles Modern Auctions. [LAT]

Llyn Foulkes is having a moment. [WSJ]

The oldest figurative sculpture is from the Ice Age and is called Lion Man. [The Art Newspaper]

Jacob Kassay talks to Bloomberg about his latest show at the Kitchen. "Tarmy: Does the knowledge that your work is selling for hundreds of thousands of dollars affect how you make it?
Kassay: In one sense, of course it has to. But all you have to do is take a break and continue what you’ve been doing. Are you really not going to trust yourself to keep making the decisions that got you to this point in the first place?" [Bloomberg]

The man who painted that awful picture of the Duchess of Cambridge says he's done a better version that he won't show anybody. [The Washington Post]

Inside Art looks at this week's Old Masters auctions. [NYT]