Richard Johnson is on CollEc

rank value
closeness 16553 5.24779
betweenness 8164 1.25294

co-authors

  1. Barbara Butrica [pbu287]
  2. David Neumark [pne16]
  3. Owen Haaga [pha821]
  4. Karen Smith [psm162]
  5. Daniel Murphy [pmu338]
  6. Desmond Toohey [pto388]