function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Andréfouët, Serge & Chen, Wei-Jen & Kinch, Jeff & Mana, Ralph', 1],
    ['Herre, Albert W. C. T.', 4],
    ['Jordan, David Starr & Evermann, Barton Warren', 1],
    ['Jordan, David Starr & Seale, A.', 1],
    ['Keith, P. & Watson, Ronald E. & Marquet, G.', 1],
    ['Randall, John Ernest Dr. & Greenfield, David W. Dr.', 1],
    ['Roxas, H. A. & Ablan, G. L.', 1],
    ['Schultz, Leonard P.', 1],
    ['Snyder, John Otterbein', 1],
    ['Suzuki, Toshiyuki & Randall, John E.', 1],
    ['Watson, Ronald E.', 10],
    ['Wilkinson, Clare L. & Hui, Tan Heok', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=24)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 12, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);