function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahyong Kumejima, Shane T.', 21],
    ['Ahyong, Shane T.', 86],
    ['Ahyong, Shane T. & Chan, Tin-Yam', 2],
    ['Ahyong, Shane T. & Erdmann, Mark V.', 2],
    ['Ahyong, Shane T. & Kumar, Appukuttannair Biju', 17],
    ['Ahyong, Shane T. & Porter, Megan L. & Caldwell, Roy L.', 2],
    ['Almeida, Alexandre Oliveira De & Guerrazzi, Maria Cec Lia', 4],
    ['Bento, Rodrigo Tadeu & Dall´Occo, Paola Lupianhes', 4],
    ['Brokensha, Rouane & Landschoff, Jannes & Griffiths, Charles', 8],
    ['Koulouri, Panayota & Gerovasileiou, Vasilis & Bailly, Nicolas', 9],
    ['Manning, Raymond Brendan', 5],
    ['Padate, Vinay P. & Ahyong, Shane T. & Shaji, Aleesha K.', 3],
    ['Perez-Gelabert, Daniel E.', 3],
    ['Salgado-Barragán, José & Hendrickx, Michel E.', 4],
    ['Wang, Jing-Wen & Chiou, Tsyr-Huei', 3],
    ['Other (18)', 26]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=199)',
    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);