function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Asenjo, Angélico & e, Sistemática & de, Bioecologia & Coleoptera', 2],
    ['Bedard, Nicolas & Brunke, Adam & Bloin, Pierrick', 1],
    ['Fierros-López, Hugo Eduardo', 3],
    ['Ghahari, H. & Anlaş, S. & Sakenin, H. & Ostovan, H.', 1],
    ['Glotov, Sergii V. & Drogvalenko, Oleksandr M.', 6],
    ['Groll, Elisa Von', 1],
    ['Ivan Löbl & Ryo Ogawa', 137],
    ['Löbl, I.', 5],
    ['Löbl, I. & Ogawa, R.', 2],
    ['Löbl, Ivan', 110],
    ['Löbl, Ivan & Hájek, Jiří', 5],
    ['Löbl, Ivan & Leschen, Richard A. B. & Warner, William B.', 7],
    ['Motschulsky, Victor de', 3],
    ['Navarrete-Heredia, José Luis & Gómez-Rodríguez, Cecilia', 4],
    ['Webster, Reginald P. & Sweeney, Jon D. & DeMerchant, Ian', 3],
    ['Other (5)', 5]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=295)',
    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);