How Much Time Does It Take To “Appreciate” Art?

Kenneth Baker writes that visitors to museums don’t seem to take much time looking at pieces of art. “Research has shown that people spend between 20 and 60 seconds per art object. The figure sounds shockingly low — until we reflect on our own viewing habits. So how much time should we devote to an artwork? How much time do we need to ‘get it,’ and who says?”