function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 3],
    ['Bariche, Michel & Fricke, Ronald', 2],
    ['Bleeker, Pieter', 4],
    ['Bogorodsky, Sergey V. & Alpermann, Tilman J. & Mal, Ahmad O.', 2],
    ['De Vis, Charles Walter', 3],
    ['Macleay, William John', 5],
    ['McCulloch, Alan Riverstone & Waite, E. R.', 2],
    ['Mees, G. F. & Kailola, Patricia J.', 5],
    ['Morgan, David L. & Allen, Gerald R. & Pusey, Bradley J.', 11],
    ['Shelley, James J. & Delaval, Aurélien & Le Feuvre, Matthew C.', 4],
    ['Shelley, James J. & Delaval, Aurélien & Le, Matthew C.', 14],
    ['Steindachner, F.', 2],
    ['Vari, Richard P.', 4],
    ['Whitley, Gilbert P.', 6],
    ['de Laporte Castelnau La Ferté-Sénectère, Francis L.', 3],
    ['Other (27)', 31]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=101)',
    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);