In nearly six years on the job, state Superintendent of Education John White has battled two governors, teacher unions and an assortment of angry state lawmakers. At various times the New York City transplant was said to be preparing to quit amid the turmoil, heading off to a cushier education job in California or elsewhere. Not only has White survived the dust-ups, he is now the fifth longest-serving state superintendent in the nation — two years after Gov. John Bel Edwards' 2015 campaign vow to replace him. In addition, he has chalked up more wins than losses since 2012, and has helped usher in some of the most sweeping changes in Louisiana public schools in generations. White's first year as superintendent included the passage of still-controversial laws for a statewide expansion of vouchers, which allow certain low-income students to attend private schools at state expense, and tougher rules for teacher tenure. He led the push for tougher academic standards, called Common Core, which sparked an intense, public battle with former Gov. Bobby Jindal, a former ally-turned-adversary. White won narrow support from the Board of Elementary and Secondary Education, after months of debate, for plans to overhaul teacher training, tougher rules for how public schools are graded and other changes sparked by the federal Every Student Succeeds Act. Louisiana's hotly debated plan to revamp public schools gets federal approval Louisiana's controversial plan to revamp its public schools has won federal approval, officials said Tuesday. Barry Erwin, president of the Council for a Better Louisiana and a longtime ally of the superintendent, said those and other policies have the potential to be transformative. "We are making a lot of progress on the policy front, though we have a long way to go on student performance," Erwin said. However, a sort of cold war continues over education policy pitting White and his allies against traditional public school groups, including the Louisiana Association of Educators, the Louisiana School Boards Association and the Louisiana Federation of Teachers. All three groups generally disagree with White on the merits of vouchers, teacher