function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bleeker, Pieter', 7],
    ['Boulenger, George Albert', 6],
    ['Cope, Edward Drinker', 7],
    ['Eigenmann, C. H. & Allen, W. R.', 3],
    ['Girard, Charles Frédéric', 17],
    ['Girardi, Simone C. & Pavanelli, Carla S.', 6],
    ['Günther, Albert Charles Lewis Gotthilf', 4],
    ['Hamilton, F. Buchanan', 27],
    ['Lesueur, Charles Alexandre', 5],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 6],
    ['Pellegrin, J.', 4],
    ['Ribeiro, Frank R. V. & Lucena, Carlos A. S.', 3],
    ['Spix, J. B. von & Agassiz, Jean Louis Rodolphe', 5],
    ['Steindachner, F.', 4],
    ['Villa-Navarro, Francisco Antonio & Acero, Arturo', 7],
    ['Other (38)', 53]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=164)',
    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);