function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Cockerell, Theodore D. A.', 1],
    ['Delphia, Casey M. & Griswold, Terry & Reese, Elizabeth G.', 3],
    ['Gibbs, Jason & Ascher, John S. & Rightmyer, Molly G.', 3],
    ['Gonzalez, Victor H. & Engel, Michael S.', 3],
    ['McCabe, Lindsie M & Chesshire, Paige R & Smith, David R', 6],
    ['Portman, Zachary M. & Gardner, Joel & Lane, Ian G.', 13],
    ['RAMOS, KELLI S. & KAWADA, RICARDO & BRANDÃO, CARLOS ROBERTO F.', 1],
    ['Ramos, Kelli S. & Melo, Gabriel A. R.', 1],
    ['Reese, Elizabeth G. & Burkle, Laura A. & Delphia, Casey M.', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=32)',
    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);