function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Don E. Wilson & Russell A. Mittermeier', 54],
    ['Helgen, Kristofer M. & Helgen, Lauren E. & Wilson, Don E.', 4],
    ['Huang, Joe Chun-Chia & Jazdzyk, Elly Lestari & Nusalawo, Meyner', 1],
    ['Jackson, Stephen M. & Jansen, Justin J. F. J.', 2],
    ['James H. Honacki & Kenneth E. Kinman & James W. Koeppl', 61],
    ['Karl F. Koopman', 59],
    ['Mlíkovský, Jiří', 1],
    ['Parnaby, Harry & Gill, Anthony C.', 1],
    ['Parnaby, Harry E. & Ingleby, Sandy & Divljan, Anja', 7],
    ['Patterson, Georgina & Martin, Thomas Edward & Adams, Nathan', 1],
    ['Srinivasulu, Chelmala & Srinivasulu, Aditya', 2],
    ['Tsang, Susan M. & Wiantoro, Sigit & Simmons, Nancy B.', 4],
    ['Turni, Hendrik & Kock, Dieter', 24],
    ['Voon-Ching Lim & Rosli Ramli & Subha Bhassu & John-James Wilson', 2],
    ['Wilson, Don E. & Reeder, DeeAnn', 153],
    ['Other (2)', 2]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=378)',
    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);