The Children’s Research Fund held its 59th annual Children’s Ball last Saturday at the Hilton Chicago to raise money for the Stanley Manne Children’s Research Institute at Ann & Robert Lurie Children’s Hospital of Chicago. The event was co-chaired by (left to right) John S. Simpson, partner at Broadhaven Capital Partners; Laura Keidan Martin, partner at Katten Muchin Rosenman LLP and chair of its national health-care practice; and her husband, Craig C. Martin, partner at Jenner & Block LLP …