Michael Callen is on CollEc

rank value
closeness 7051 4.83236
betweenness 13840 0.616706

co-authors

  1. Muhammad Khan [pkh450]
  2. Eli Berman [pbe188]
  3. James Andreoni [pan31]
  4. Noam Yuchtman [pyu185]
  5. Bruno Ferman [pfe315]
  6. Jean Imbs [pim10]
  7. Paolo Mauro [pma337]