function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andriashev, A. P.', 2],
    ['Bean, T. H.', 1],
    ['Collett, R.', 2],
    ['Evermann, Barton Warren & Goldsborough, E. L.', 1],
    ['Fowler, Henry Weed', 1],
    ['Gilbert, Charles H.', 2],
    ['Goode, G. B. & Bean, T. H.', 6],
    ['Jensen, Adolf Severin', 3],
    ['Knipowitsch, N.', 2],
    ['Krøyer, Henrik N.', 2],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 26],
    ['Møller, Peter D. Rask', 2],
    ['Simian, Gaëlle & Abraham, Daniel & Bailly, Nicolas', 3],
    ['Taranetz, A. & Andriashev, A. P.', 4],
    ['Toyoshima, M.', 4],
    ['Other (16)', 16]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=77)',
    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);