function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Ahl, E.', 1],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 37],
    ['Burgess, W. E.', 3],
    ['Carneiro, Miguel & Martins, Rogélia & Landi, Monica', 2],
    ['Carnevale, Giorgio', 2],
    ['Cuvier, Georges & Valenciennes, A.', 2],
    ['Du, Jianguo & Loh, Kar-Hoe & Hu, Wenjia & Zheng, Xinqing', 13],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 5],
    ['Kuiter, Rudie H.', 2],
    ['LARSON, HELEN K. & WILLIAMS, REX S. & HAMMER, MICHAEL P.', 2],
    ['Linnaeus, Carolus', 21],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 4],
    ['Nalbant, Teodor T.', 4],
    ['Randall, John Ernest Dr.', 4],
    ['Zarco Perello, Salvador & Moreno Mendoza, Rigoberto', 2],
    ['Other (24)', 24]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=128)',
    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);