function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Allen, J. A.', 1],
    ['Amr, Zuhair S. & Abu, Mohammad A. & Qumsiyeh, Mazin & Eid, Ehab', 4],
    ['Augugliaro, Claudio & Paniccia, Chiara', 2],
    ['Delinschi, Andrian', 1],
    ['Don E. Wilson & Russell A. Mittermeier & Thomas E. Lacher, Jr', 55],
    ['Eskandarzadeh, Naeimeh & Rastegar-Pouyani, Nasrullah', 2],
    ['Freudenthal, Matthijs & Martín-Suárez, Elvira', 2],
    ['Gbif. Org, Occdownload', 11],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 42],
    ['Jo, Yeong-Seok & Baccus, John T. & Koprowski, John L.', 2],
    ['Lataste, Fernand', 1],
    ['Mary Ellen Holden', 74],
    ['Nesin, Valentin & Kovalchuk, Oleksandr', 1],
    ['Parnaby, Harry E. & Ingleby, Sandy & Divljan, Anja', 1],
    ['Wilson, Don E. & Reeder, DeeAnn', 80],
    ['Other (1)', 1]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=280)',
    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);