function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Anlaş, S.', 2],
    ['Anlaş, S. & A. F', 1],
    ['Anlaş, Sinan', 3],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 1],
    ['Assing, V.', 12],
    ['Assing, Volker', 62],
    ['Assing, Volker & Schülke, Michael & Brachat, Volker', 1],
    ['Bedard, Nicolas & Brunke, Adam & Bloin, Pierrick', 1],
    ['Bordoni, Arnaldo', 14],
    ['Brunke, Adam J. & Majka, Christopher G.', 3],
    ['Dejean, Pierre François Marie Auguste', 1],
    ['Della Rocca, Francesca & Stefanelli, Silvia & Cardarelli, Elisa', 2],
    ['Gusarov, Vladimir I.', 1],
    ['Navarrete-Heredia, José Luis & Gómez-Rodríguez, Cecilia', 13],
    ['Türkmen, Senem Özdemir & Şimşek, Burcu Şabanoğlu & Sert, Osman', 5],
    ['Other (3)', 3]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=125)',
    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);