function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bonis, Louis de & Gardin, Axelle & Blondel, Cécile', 36],
    ['Don E. Wilson & Russell A. Mittermeier', 256],
    ['García-Prieto, Luis & Falcón-Ordaz, Jorge', 30],
    ['Hunt, Robert M.', 18],
    ['Jackson, Stephen M. & Jansen, Justin J. F. J.', 19],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 391],
    ['Jo, Yeong-Seok & Baccus, John T. & Koprowski, John L.', 58],
    ['Linnaeus, Carolus', 55],
    ['Merriam, Clinton Hart', 75],
    ['Morales, Jorge & Pickford, Martin', 21],
    ['Russell A. Mittermeier & Don E. Wilson', 36],
    ['TEDFORD R. H. & WANG X. & TAYLOR B. E.', 40],
    ['Voss, Robert S. & Fleck, David W.', 19],
    ['W. Christopher Wozencraft', 432],
    ['Wilson, Don E. & Reeder, DeeAnn', 1002],
    ['Other (222)', 684]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=3172)',
    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);