According to Wikipedia, an ESSAY is "a piece of writing that gives the author's own argument," where that argument is directed towards arriving at a logical conclusion.
I actually began my writing journey in a college class about essays, where I learned of this noble form of communication. The word 'essay' comes from the French "essayer", meaning "to try" or "to attempt".
An Informative Essay is but one style of this writing art, and these essays reflect my thoughts about aspects of WDC.