function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 2],
    ['Beebe, W. & Hollister, G.', 1],
    ['Breder, C. M. & Nichols, J. T.', 1],
    ['De Filippi, F. & Vérany, G. B.', 1],
    ['Fowler, Henry Weed', 6],
    ['Gibbs, R. H. & Staiger, J. C.', 1],
    ['Golani, Daniel & Bogorodsky, Sergey V.', 2],
    ['Herre, Albert W. C. T.', 1],
    ['Jenkins, O. P.', 1],
    ['Kotthaus, Adolf', 3],
    ['Love, Milton S. & Bizzarro, Joseph J. & Cornthwaite, Maria', 2],
    ['Lowe, R. T.', 1],
    ['Nichols, J. T. & Breder, C. M.', 2],
    ['Parin, Nik V.', 1],
    ['Shakhovskoy, Ilia B. & Parin, Nikolay V.', 24],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=52)',
    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);