function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Brusatte, Stephen L. & Chure, Daniel J. & Benson, Roger B. J.', 1],
    ['Currie, Philip J. & Carpenter, Kenneth', 1],
    ['Dong, Zhiming', 1],
    ['Holtz, TR jr.', 2],
    ['John S. McIntosh', 2],
    ['Nesbitt, Sterling J.', 1],
    ['Osborn, Henry Fairfield', 1],
    ['Rauhut, Oliver W. M.', 2],
    ['Stovall, John W. & Langston, Wann JR.', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=13)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 9, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);