David Johnson is on CollEc

rank value
closeness 22144 5.07921
betweenness 22316 0.299002

co-authors

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