Eva Davidova has taken a booted youngster and levitated him against a bathroom wall. Is this an image of what happens when naughty junior wizards are told to stand in the corner at school? In other of Davidova's photographs, on view at Magnan Emrich Contemporary gallery in Chelsea through May 10, naked women disappear into tiny chairs and make walls all gooey and wobbly with their out-flung arms. What would Harry Potter say? —Emma Pearse