function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Areekul-Butcher, Buntika & Quicke, Donald L. J.', 26],
    ['Beyarslan, Ahmet & Gadallah, Neveen S. & Ghahari, Hassan', 27],
    ['Broad, Gavin R. & Shaw, Mark R. & Godfray, H. Charles J.', 78],
    ['Butcher, Buntika Areekul & Smith, M. Alex & Sharkey, Mike J.', 189],
    ['Farahani, Samira & Talebi, Ali Asghar & Achterberg, Cornelis Van', 21],
    ['Madl, M. & Achterberg, C. Van', 20],
    ['Quicke, Donald L. J. & Mori, Miharu', 6],
    ['Sharkey, Michael J. & Baker, Austin & McCluskey, Kathryn', 6],
    ['Sharkey, Michael J. & Janzen, Daniel H. & Hallwachs, Winnie', 39],
    ['Shaw, Scott R. & Marsh, Paul M. & Fortier, Joseph C.', 15],
    ['Shaw, Scott R. & Shimbori, Eduardo M.', 20],
    ['Shimbori, Eduardo Mitio & Shaw, Scott Richard', 47],
    ['Townsend, Andrew C. & Shaw, Scott R.', 9],
    ['van Achterberg, Cornelis & Shaw, Mark R.', 28],
    ['van Achterberg, Cornelis & Shaw, Mark R. & Quicke, Donald L. J.', 44],
    ['Other (20)', 40]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=615)',
    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);