function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Bush, Sarah E.', 129],
    ['Gustafsson, Daniel R. & Bush, Sarah E.', 42],
    ['Gustafsson, Daniel R. & Bush, Sarah E. & Palma, Ricardo L.', 48],
    ['Gustafsson, Daniel R. & Clayton, Dale H. & Bush, Sarah E.', 38],
    ['Kounek, Filip & Sychra, Oldrich & Capek, Miroslav', 29],
    ['Linnaeus, Carolus', 41],
    ['Naz, Saima & Najer, Tomas & Gustafsson, Daniel R.', 191],
    ['Palma, Ricardo L.', 23],
    ['Price, Roger D. & Dalgleish, Robert C.', 29],
    ['Reeves, Will K. & Durden, Lance A. & Ritzi, Christopher M.', 47],
    ['Reeves, Will K. & Durden, Lance A. & Wrenn, William J.', 33],
    ['Sánchez-Montes, Sokani & Colunga-Salas, Pablo', 354],
    ['Valim, Michel P. & Linardi, Pedro Marcos', 28],
    ['Valim, Michel P. & Palma, Ricardo L.', 23],
    ['Valim, Michel P. & Silveira, Luís F.', 24],
    ['Other (103)', 503]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1582)',
    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);