function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 20],
    ['Bleeker, Pieter', 13],
    ['Curtiss, A.', 8],
    ['Du, Jianguo & Loh, Kar-Hoe & Hu, Wenjia & Zheng, Xinqing', 10],
    ['Fowler, Henry Weed', 4],
    ['Guichenot, A.', 2],
    ['Herre, Albert W. C. T.', 2],
    ['Jenkins, O. P.', 5],
    ['Jordan, David Starr & Evermann, Barton Warren', 4],
    ['Jordan, Eric Knight', 2],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 4],
    ['Mark W. Westneat & Ukkrit Satapoomin & John E. Randall', 2],
    ['Randall, John Ernest Dr. & Bruce, Robin W.', 3],
    ['Rüppell, Wilhem Peter Eduard Simon', 4],
    ['Zajonz, Uwe & Bogorodsky, Sergey V. & Saeed, Fouad K. N.', 13],
    ['Other (28)', 32]
  ]);
  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);