function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andreone, F. & Glaw, F. & Nussbaum, R. A. & Raxworthy, C. J.', 3],
    ['Cramer, Abigail F. & Rabibisoa, Nirhy H. C.', 4],
    ['Glaw, Frank & Köhler, Jörn & Riva, Ignacio De La', 13],
    ['Glos, Julian & Vences, Miguel', 10],
    ['Grosjean, Stéphane & STRAUss, Axel & Glos, Julian', 12],
    ['Hutter, Carl R. & Lambert, Shea M. & Cobb, Kerry A.', 4],
    ['Jovanovic, Olga & Glos, Julian & Glaw, Frank', 9],
    ['Köhler, Jörn & Glaw, Frank & Pabijan, Maciej & Vences, Miguel', 6],
    ['Raharivololoniaina, Liliane & Grosjean, Stéphane', 6],
    ['Randrianiaina, Roger-Daniel & Raharivololoniaina, Liliane', 7],
    ['Scherz, Mark D. & Crottini, Angelica & Hutter, Carl R.', 47],
    ['Schmidt, Heike & Glaw, Frank & Teschke, Meike & Vences, Miguel', 5],
    ['Vejarano, Silvia & Thomas, Meike & Vences, Miguel', 6],
    ['Vences, Miguel & Koehler, Joern & Crottini, Angelica', 9],
    ['Wollenberg, Katharina C. & Glaw, Frank & Vences, Miguel', 4],
    ['Other (36)', 54]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=199)',
    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);