Shamsia Hassani is the street art queen we've been waiting for.

This elegantly installed exhibition is the first museum show of Marcia Hafif's works in her home state in 40 years. And looking at the informative, well-designed exhibition catalog, I gained a new level of understanding and appreciation of the artist's work.

I have been advised on a number of occasions not to mix art and politics -- always heated subjects. But in the last few days I went to two museums where these subjects were mixed to maximum effect.

In today's world of art and architecture, there is one name that unquestionably tops the list of greats, and that would be, who else? -- of course -- the one and only Frank Gehry.