function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 17],
    ['Bleeker, Pieter', 6],
    ['Burgess, W. E.', 2],
    ['Cuvier, Georges & Valenciennes, A.', 10],
    ['De Vis, Charles Walter', 2],
    ['Du, Jianguo & Loh, Kar-Hoe & Hu, Wenjia & Zheng, Xinqing', 5],
    ['Fraser-Brunner, Alvin', 2],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 2],
    ['Ho, Hsuan-Ching & Shao, Kwang-Tsao', 3],
    ['LARSON, HELEN K. & WILLIAMS, REX S. & HAMMER, MICHAEL P.', 2],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 3],
    ['Rüppell, Wilhem Peter Eduard Simon', 2],
    ['Sauvage, H. E.', 3],
    ['Seale, A.', 2],
    ['Zarco Perello, Salvador & Moreno Mendoza, Rigoberto', 6],
    ['Other (46)', 48]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=115)',
    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);