function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Amori, Giovanni & Segniagbeto, Gabriel Hoinsoude & Decher, Jan', 5],
    ['Colin P. Groves', 311],
    ['Garbino, Guilherme S. T. & Nogueira, Marcelo R.', 5],
    ['Hoffmann, Michael & Grubb, Peter & Groves, Colin P.', 7],
    ['Jackson, Stephen M. & Jansen, Justin J. F. J.', 11],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 247],
    ['Koufos, George D.', 11],
    ['Lee R Berger & John Hawks & Darryl J de Ruiter', 12],
    ['Linnaeus, Carolus', 37],
    ['O\'LEARY, RUTH', 5],
    ['Phee, R. D. E. M & Meldrum, Jeff', 11],
    ['Russell A. Mittermeier & Anthony B. Rylands & Don E. Wilson', 492],
    ['VOSS, ROBERT S. & LUNDE, DARRIN P. & SIMMONS, NANCY B.', 6],
    ['Voss, Robert S. & Fleck, David W.', 21],
    ['Wilson, Don E. & Reeder, DeeAnn', 679],
    ['Other (99)', 171]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=2031)',
    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);