function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Albert, James S.', 8],
    ['Angulo, Arturo', 3],
    ['Angulo, Arturo & Betts, Joel T. & González-Alemán, Néstor J.', 3],
    ['Craig, Jack M. & Correa-Roldán, Vanessa & Ortega, Hernán', 6],
    ['Craig, Jack M. & Malabarba, Luiz R. & Crampton, William G. R.', 8],
    ['Crampton, William Gareth Richard & Thorsen, D. H.', 3],
    ['Ferraris, Carl J. & Jr & Santana, Carlos David de', 35],
    ['Flora M. C. Fernandes & James S. Albert', 5],
    ['Hoedeman, J. J.', 2],
    ['James S. Albert & William G. R. Crampton', 11],
    ['Linnaeus, Carolus', 6],
    ['Ota, Renata Rúbia & Deprá, Gabriel de Carvalho', 5],
    ['William G. R. Crampton & James S. Albert', 10],
    ['William G. R. Crampton & Nathan R. Lovejoy & James S. Albert', 7],
    ['de Santana, C. David & Crampton, William G. R.', 4],
    ['Other (22)', 25]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=141)',
    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);