function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abbott, Charles C.', 2],
    ['Agassiz, Jean Louis Rodolphe', 9],
    ['Ayres, W. O.', 2],
    ['Baird, S. F. & Girard, Charles Frédéric', 2],
    ['Bean, T. H.', 1],
    ['Bleeker, Pieter', 1],
    ['Conway, Kevin W.', 1],
    ['Cope, Edward Drinker', 7],
    ['Cope, Edward Drinker & Yarrow, H. C.', 2],
    ['Eigenmann, Rosa Smith', 1],
    ['Gilbert, Charles H. & Evermann, Barton Warren', 1],
    ['Girard, Charles Frédéric', 5],
    ['Harper, F. & Nichols, J. T.', 1],
    ['Jordan, David Starr', 5],
    ['Lesueur, Charles Alexandre', 12],
    ['Other (10)', 10]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=62)',
    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);