function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bezerra, Alexandra Maria Ramos & Bordallo, Samanta Uchôa', 10],
    ['Don E. Wilson & Russell A. Mittermeier', 38],
    ['García-Prieto, Luis & Falcón-Ordaz, Jorge', 9],
    ['Jackson, Stephen M. & Jansen, Justin J. F. J.', 6],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 43],
    ['Jansen, Martin & Engler, Marc & Blumer, Luka Moritz', 5],
    ['Jiangzuo, Qigao & Li, Shijie & Fu, Jiao', 7],
    ['Jo, Yeong-Seok & Baccus, John T. & Koprowski, John L.', 9],
    ['Linnaeus, Carolus', 9],
    ['Nascimento, Fabio Oliveira Do & Cheng, Jilong & Feijó, Anderson', 5],
    ['O’Regan, Hannah J. & Steininger, Christine', 13],
    ['Pereira, Alan Deivid & Bazilio, Sergio & Orsi, Mário Luís', 5],
    ['ROTHWELL, TOM', 10],
    ['W. Christopher Wozencraft', 58],
    ['Wilson, Don E. & Reeder, DeeAnn', 174],
    ['Other (52)', 94]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=495)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 16, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);