function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Azari-Hamidian, Shahyad & Harbach, Ralf E.', 2],
    ['Bächli, Gerhard & Merz, Bernhard & Haenni, Jean-Paul', 2],
    ['Cooper, David & Yamaguchi, Nobuyuki & Macdonald, David', 4],
    ['Dawah, Hassan A. & Abdullah, Mohammed A. & Ahmad, Syed Kamran', 9],
    ['El-Hawagry, Magdi S. & Abdel-Dayem, Mahmoud S.', 2],
    ['F. W. Edwards', 4],
    ['Harbach, Ralph E. & Wilkerson, Richard C.', 27],
    ['Keith Snow', 5],
    ['Khalin, A. V. & Aibulatov, S. V.', 31],
    ['Kirik, Heli & Tummeleht, Lea & Kurina, Olavi', 25],
    ['Mohamed, Asia H. & Ali, Alaa M. & Harbach, Ralph E.', 2],
    ['Reinert, John F. & Harbach, Ralph E. & Kitching, Ian J.', 23],
    ['Swezey, O. H.', 4],
    ['Xian, Chunlan & Leong, Chi Man & Luo, Jiuyang & Jia, Fenglong', 5],
    ['Yiau-Min Huang', 31],
    ['Other (12)', 17]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=193)',
    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);