function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ayres, W. O.', 5],
    ['Bean, T. H.', 7],
    ['Bolin, R. L.', 6],
    ['Gilbert, Charles H.', 7],
    ['Gilbert, Charles H. & Burke, C. V.', 6],
    ['Girard, Charles Frédéric', 9],
    ['Hubbs, Carl L.', 7],
    ['Jordan, David Starr & Starks, E. C.', 16],
    ['Linnaeus, Carolus', 7],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 98],
    ['Moyle, Peter B. & Campbell, Matthew A.', 7],
    ['Sideleva, Valentina G. & Zhidkov, Zakhar V.', 9],
    ['Simian, Gaëlle & Abraham, Daniel & Bailly, Nicolas', 6],
    ['Steindachner, F.', 6],
    ['Watanabe, M.', 8],
    ['Other (90)', 150]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=354)',
    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);