Identify the name of the author and the title of the work. T…

Identify the name of the author and the title of the work. Then analyze the passage. Among all its bad influences, the black veil had the one desirable effect of making its wearer a very efficient clergyman. By the aid of his mysterious emblem–for there was no other apparent cause–he became a man of awful power, over souls that were in agony for sin.