David Roberts is on CollEc

rank value
closeness 18936 5.29894
betweenness 22547 0.143192

co-authors

  1. B Brorsen [pbr231]
  2. Bob Hearne [phe388]
  3. Siew Hoon Lim [pli699]
  4. Burton English [pen95]
  5. Jayson Lusk [plu63]
  6. Tracy Boyer [pbo918]
  7. Jeremy Jackson [pja307]
  8. Roland Roberts [pro991]