∂27-JUN-73  1434		network site SRAI
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 Date: 27-JUN-73 1433
 From: HART at SRI-AI
 Re:   LIGHTHILL DEBATE
 - - - -
 	I VERY MUCH LIKE THE STYLE OF  ARGUMENT  THAT  YOU  SET
 FORTH  IN  LIGHT.*[2,JMC],  AND  HAVE  ONE  ADDITIONAL  LINE OF
 ARGUMENT FOR YOU TO CONSIDER.
 	IT  SEEMS TO ME THAT A CASE CAN BE MADE THAT AI IS BOTH
 A SCIENTIFIC AND AN ENGINEERING DISCIPLINE.   SOME  ENGAGED  IN
 THE   FIELD   ARE  MOTIVATED  BY  THE  SCIENCE  (THE  STUDY  OF
 INTELLECTUAL MECHANISMS), AND SOME BY THE ENGINEERING  (MAKE  A
 MACHINE DO SOMETHING THAT NO MACHINE HAS EVER DONE BEFORE).
 	IF THIS PREMISE IS ACCEPTED, YOU NEEDN'T BE  APOLOGETIC
 ABOUT  THE  EXPERIMENTERS  WHO PROCEED WITH NO THEORY TO TEST--
 THEY ARE MERELY THE ENGINEERS.   THERE  WOULD  STILL  BE  ROOM,
 HOWEVER,   FOR   YOU   TO   OPINE   THAT  THE  BALANCE  BE