In April 2014, prominent Quebec City lawyer Lu Chan Khuong was detained after she walked out of a department store without paying for two pairs of jeans. She avoided trial and publicity by accepting the Crown’s suggestion the case be dealt with “non-judicially” as part of a program to avoid cluttering up the courts with minor offences. That, she hoped, was that. In May she was elected president of the provincial law society, the Barreau du Québec. “I will be the spokesperson for justice,” she declared when she took office last month. But after a newspaper reported her brush with...