function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Alcock, Alfred William', 1],
    ['Ayres, W. O.', 6],
    ['Barsukov, V. V.', 3],
    ['Chen, L. - C.', 3],
    ['Chou, Tak-Kei & Tang, Chi-Ngai', 1],
    ['Delfin, F. T.', 1],
    ['Girard, Charles Frédéric', 2],
    ['Günther, Albert Charles Lewis Gotthilf', 3],
    ['Hilgendorf, F. M.', 5],
    ['Kai, Yoshiaki & Nakabo, Tetsuji', 3],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 69],
    ['M. E. Anderson & D. L. Stein & H. W. Detrich', 4],
    ['Richardson, John', 2],
    ['Sauvage, H. E.', 2],
    ['Simian, Gaëlle & Abraham, Daniel & Bailly, Nicolas', 3],
    ['Other (12)', 12]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=120)',
    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);