function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Coughenour, Jennifer M. & Simmons, Mark P. & Lombardi, Julio A.', 68],
    ['Hess, Hans Ernst & Landolt, Elias & Hirzel, Rosmarie', 6],
    ['Info Flora', 7],
    ['Jarvis, Charlie', 18],
    ['Konrad Lauber & Gerhart Wagner & Andreas Gygax', 4],
    ['Lee, Jong-Won & Yun, Ho-Geun & Hwang, Tae Young & Kim, Kyungmin', 14],
    ['Linnaeus, Carolus', 12],
    ['Molino, Jean-François & Sabatier, Daniel & Grenand, Pierre', 12],
    ['Monteiro, Francisca & Costa, Esperança Da & Kissanga, Raquel', 7],
    ['Pham, Ngoc Hoai & Ren, Ming-Xun & Nuraliev, Maxim S.', 20],
    ['Reveal, James L. & Chase, Mark W. & Iii, - Apg & Iii, Apg', 3],
    ['Schatz, George E. & Lowry Ii, Porter P.', 36],
    ['Suh, Soo-Jung', 4],
    ['Thibaud, Jean-Marc', 13],
    ['Zhou, Ya-Dong & Mwachala, Geoffrey & Hu, Guang-Wan', 11],
    ['Other (38)', 53]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=288)',
    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);