function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amr, Zuhair S. & Abu, Mohammad A. & Qumsiyeh, Mazin & Eid, Ehab', 1],
    ['Colombero, Simone & Pavia, Giulio & Carnevale, Giorgio', 2],
    ['Don E. Wilson & Thomas E. Lacher, Jr & Russell A. Mittermeier', 28],
    ['D’Elía, Guillermo & Mora, Ismael & Myers, Phil & Owen, Robert D.', 1],
    ['García-Prieto, Luis & Falcón-Ordaz, Jorge', 2],
    ['Gbif. Org, Occdownload', 1],
    ['Gray, J. E.', 1],
    ['Hidalgo-Mihart, Mircea G. & Contreras-Moreno, Fernando M.', 1],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 29],
    ['Jo, Yeong-Seok & Baccus, John T. & Koprowski, John L.', 2],
    ['Linnaeus, Carolus', 8],
    ['PATTON, JAMES L. & DA SILVA, MARIA NAZARETH F. & MALCOLM, JAY R.', 3],
    ['Raffles, Thomas Stamford', 2],
    ['Robert S. Hoffmann & Charles G. Anderson', 29],
    ['Wilson, Don E. & Reeder, DeeAnn', 91],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=211)',
    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);