1) Analogist 2) Casuist 3) Ratiocinator 4) Sophistic 1) Colleague of Walters 2) Former ABC News anchor Harry 3) Former CBS anchor 4) Former newsman, Harry 5) Harry of 60 Minutes 6) Harry of tv news 7) Harry, the logical newsman 8) Logical anchor man 9) Logical newsman 10) Logician 11) Longtime 60 Minutes anchor 12) Newscaster 13) Newscaster Harry 14) Newscasting name 
• (n.) One who reasons or argues; as, a fair reasoner; a close reasoner; a logical reasoner.
Rea'son·er (-ẽr) noun One who reasons or argues; as, a fair reasoner ; a close reasoner ; a logical reasoner . 
The USS Reasoner is an American Knox Class frigate of 3011 tons standard displacement launched in 1970. The USS Reasoner is powered by two Babcock & Wilcox boilers providing a top speed of 27 knots and a range of 6400 km at 22 knots running on one boiler. She carries a crew of 288 including 17 officers and is armed with eight McDonnell Douglas ...
[n] - someone who reasons logically
ratiocinator noun someone who reasons logically