David Hawdon is on CollEc

rank value
closeness 17011 5.32203
betweenness 21126 0.152045

co-authors

  1. Peter Pearson [ppe517]
  2. Neil Rickman [pri139]
  3. Lester Hunt [phu173]
  4. Roger Fouquet [pfo63]
  5. Paul Levine [ple338]