David Letson is on CollEc

rank value
closeness 20355 5.3563
betweenness 20358 0.222843

co-authors

  1. Daniel Solis [pso136]
  2. B McCullough [pmc128]
  3. Marc Ribaudo [pri284]
  4. Jim Hansen [pha614]
  5. Arun Malik [pma578]
  6. David Kelly [pke98]