function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Abbott, Charles C.', 2],
    ['Agassiz, Jean Louis Rodolphe', 11],
    ['Ayres, W. O.', 2],
    ['Baird, S. F. & Girard, Charles Frédéric', 2],
    ['Conway, Kevin W.', 3],
    ['Cope, Edward Drinker', 24],
    ['Cope, Edward Drinker & Yarrow, H. C.', 3],
    ['Girard, Charles Frédéric', 8],
    ['Jordan, David Starr', 8],
    ['Jordan, David Starr & Evermann, Barton Warren', 2],
    ['Lesueur, Charles Alexandre', 12],
    ['Liu, Juan', 2],
    ['Rafinesque, Constantine Samuel', 2],
    ['Rutter, C. M.', 2],
    ['Tanner, V. M.', 2],
    ['Other (26)', 26]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=111)',
    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);