D. Johnson is on CollEc

rank value
closeness 17657 5.26313
betweenness 31036 0.00282213

co-authors

  1. Bruce Gardner [pga10]
  2. Andrew Schmitz [psc587]
  3. John Connor [pco278]
  4. Terence Centner [pce180]
  5. Bruce Babcock [pba202]