David Johnson is on CollEc

rank value
closeness 22102 5.1171
betweenness 22365 0.269758

co-authors

  1. John Gibson [pgi290]
  2. Matthew Webb [pwe297]
  3. Tim Salmon [psa181]
  4. Sebastian Goerg [pgo244]
  5. Jonathan Rogers [pro1304]
  6. Brent Davis [pda611]
  7. David Cooper [pco508]
  8. Robert Oxoby [pox2]