Mick McGuire's Marcato Capital in bid to shape up Sotheby's

BOSTON (Reuters)幽edge fund manager Mick McGuire is not an art collector and has never felt the thrill of bidding in a Sotheby's auction, where adrenaline spikes with each multimillion-dollar sale of a Cezanne, Rothko or Picasso. Still, he has ideas on ...