David Roberts is on CollEc

rank value
closeness 20168 5.26322
betweenness 23902 0.129682

co-authors

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