function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bartel, Christian & Dunlop, Jason A. & Giribet, Gonzalo', 13],
    ['Clouse, Ronald M.', 22],
    ['Clouse, Ronald M. & Schwendinger, Peter J.', 1],
    ['Giribet, Gonzalo & Sharma, Prashant P.', 3],
    ['Guo, Mingxia & Xing, Lida & Wang, Bo & Zhang, Weiwei', 2],
    ['Schmidt, Stephanie M. & Clouse, Ronald M. & Sharma, Prashant P.', 2],
    ['Schwendinger, Peter & Giribet, Gonzalo & Steiner, Helmut', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=44)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 7, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);