anchor.diff:  Alan Chalmers,660
   Alan Curtis Kay,
   Alan D'Andrea,300
  -Alan David Sokal,
  +Alan David Sokal,1
   Alan Dennis Clark,
   Alan Fersht,
   Alan G. MacDiarmid,294
   Alan G. Marshall,772
   Alan G. Merten,
   Alan Harvey Guth,0
  -Alan Hunter,
  +Alan Hunter,384
   Alan J. Heeger,667
   Alan J. Hoffman,144
   Alan J. Perlis,82
  
positive.code: Wolfgang Pauli,
  Wolfgang Pree,174
  Wolfgang Sachs,474
  Wolfram Burgard,
  Wyatt C. Whitley,
  Wylie W. Vale,356
  Xavier Briggs,
  
negative.code: Sten Grillner,
  Stepan Malkhasyants,
  Stephan W. Koch,
  Stephen Arthur Cook,2
  Stephen Benton,
  Stephen E. Selkowitz,
  Stephen Faraone,1.200
  