function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amori, Giovanni & Segniagbeto, Gabriel Hoinsoude & Decher, Jan', 1],
    ['Bates, Paul J. J. & Cameron, Kenneth & Pearch, Malcolm J.', 3],
    ['Cakenberghe, Victor Van & Tungaluna, Guy-Crispin Gembu', 19],
    ['Decher, Jan & Hoffmann, Anke & Schaer, Juliane', 2],
    ['Decher, Jan & Hoffmann, Anke & Schaer, Juliane & Norris, Ryan W.', 1],
    ['Don E. Wilson & Russell A. Mittermeier', 16],
    ['Goodman, Steven M. & Kearney, Teresa', 1],
    ['Goodman, Steven M. & Rakotondramanana, Claude Fabienne', 3],
    ['Goodman, Steven M. & Taylor, Peter J. & Ratrimomanarivo, Fanja', 1],
    ['Monadjem, Ara & Demos, Terrence C & Dalton, Desire L', 1],
    ['Monadjem, Ara & Demos, Terrence C. & Dalton, Desire L.', 1],
    ['Monadjem, Ara & Richards, Leigh & Denys, Christiane', 7],
    ['Monadjem, Ara & Schoeman, M. Corrie & Reside, April', 4],
    ['Mongombe, Aaron Manga & Fils, Eric Moise Bakwo', 2],
    ['Wilson, Don E. & Reeder, DeeAnn', 21],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=85)',
    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);