Ken Chin-Purcell <ken@ahpcrc.umn.edu>
  - Original author

Amir Shinar <amir@lcse.umn.edu>
  - Interpolation

Grant Erickson <grant@lcse.umn.edu>
  - Animation and interpolation
  - Open-systems and POSIX-compliance port

Wes Barris <wes@arc.umn.edu>
  - OpenGL port

Magnus Danielson <cfmd@swipnet.se>
  - GNU autoconf/automake implementation
  - Open-systems and POSIX-compliance port
