The Proper Grammatical Use of the Words ‘Affect’ and ‘Effect’ as Both Nouns and Verbs
by Lori Dorn from Laughing Squid on (#1YMNY)

For her very amusingly informative New Yorker series the plain-spoken Mary Norris aka "The Comma Queen" offered her welcome assistance in regard to the words "affect" and "effect" and their proper grammatical use as both nouns and verbs.
Related Laughing Squid Posts"Affect" is a verb, and "effect" is a noun-except when it's the other way around.