Charles Ballard is on CollEc

rank value
closeness 13603 5.09304
betweenness 11848 0.784458

co-authors

  1. Don Fullerton [pfu10]
  2. John Whalley [pwh8]
  3. John Goddeeris [pgo654]
  4. John Scholz [psc309]
  5. Steven Medema [pme628]