David Ryan is on CollEc

rank value
closeness 18513 5.22144
betweenness 10232 0.9822

co-authors

  1. Andre Plourde [ppl27]
  2. Lester Hunt [phu173]
  3. Stuart Landon [pla293]
  4. Denise Young [pyo60]
  5. Douglas West [pwe178]
  6. John Livernois [pli306]
  7. Alan Woodland [pwo59]