function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Decher, Jan & Norris, Ryan W. & Abedi-Lartey, Michael', 4],
    ['Esselstyn, Jacob A. & Achmadi, Anang S. & Handika, Heru', 21],
    ['Hutterer, Rainer', 8],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 310],
    ['Jo, Yeong-Seok & Baccus, John T. & Koprowski, John L.', 15],
    ['Linnaeus, Carolus', 4],
    ['Matson, John O. & Ordóñez-Garza, Nicté', 11],
    ['Popov, Vasil V.', 4],
    ['Rainer Hutterer', 338],
    ['Russell A. Mittermeier & Don E. Wilson', 442],
    ['Shpirer, Erez & Haddas-Sasson, Michal & Spivak-Glater, Maya', 4],
    ['Turni, Hendrik & Hutterer, Rainer & Asher, Robert', 45],
    ['Wilson, Don E. & Reeder, DeeAnn', 489],
    ['Woodman, Neal & Koch, Claudia & Hutterer, Rainer', 9],
    ['Zazhigin, Vladimir S. & Voyta, Leonid L.', 9],
    ['Other (58)', 80]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=1793)',
    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);