function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ashmead, William Harris', 3],
    ['Burks, Roger A. & Woolley, James B. & Kesbeh, Shroq O.', 1],
    ['Dale-Skey, Natalie & Askew, Richard R. & Noyes, John S.', 8],
    ['Girault, A. Arsene', 1],
    ['Molin, Ana Dal & Woolley, James B.', 12],
    ['Perez-Gelabert, Daniel E.', 1],
    ['Schmidt, Stefan & Hamid, Hasmiandy & Ubaidillah, Rosichon', 9],
    ['Suh, Soo-Jung', 1],
    ['Woolley, J. B. & Dal Molin, A.', 32]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=68)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);