Richard Johnson is on CollEc

rank value
closeness 17786 5.21065
betweenness 8589 1.22789

co-authors

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