David Greenberg is on CollEc

rank value
closeness 20972 5.29104
betweenness 13315 0.668847

co-authors

  1. Philip Robins [pro189]
  2. Gary Burtless [pbu95]
  3. Aidan Vining [pvi5]
  4. David Weimer [pwe176]
  5. Mark Shroder [psh166]
  6. Robert Moffitt [pmo48]