Adam Noble (Nov. 4), whose opinion I respect, responded in the Exponent to a letter by Bill Arevalo (Oct. 27), a student who frequents his university while carrying a loaded gun concealed on his person. Mr. Noble expressed his disdain with the carrying of arms on campus. However, he should visit Tel Aviv University in Israel, where it is possible to see some students coming to study with fully automatic assault rifles (me included) as well as privately owned pistols. This does not infringe upon its academic atmosphere at all. As far as I know, there has never been a...