The phrase "a pernicious influence" is correct and usable in written English.
It can be used to describe something that has a harmful or destructive effect, often in a subtle or gradual way.
Example: "The media can sometimes act as a pernicious influence on public opinion, shaping perceptions without people even realizing it."
Alternatives: "a harmful effect" or "a detrimental influence".
If these works have a "pernicious influence" on English-speaking theater, give me "pernicious".
Ewan had quite a pernicious influence on folk music, I think.
And, according to Andrea Alfieri, a Rome-based accountant, the economic downturn may have had a pernicious influence.
"Peer pressure," far from being a pernicious influence, is something we seek out as we race from one review site to another.
Roth later said that Joyce had been a pernicious influence on him, because Stephen Dedalus, and Joyce himself, wanted to fly past the nets of "nationality, language, religion".
The Mid Bedfordshire MP said the Chancellor was "out of his depth" and a "pernicious influence" on the economy and David Cameron.
Often, when we attach the word "culture" to something, it's to suggest that it has a pervasive, pernicious influence (as in "celebrity culture").
It would, I suppose, be hyperbolic to say that Todd Haimes has had a more pernicious influence on English-speaking thanter thanyoneone since Oliver Cromwell (and it wouldn't be nice, either, since Mr. Haimes is a personable and honorable man), but it can be reasonably argued that the forces of the marketplace through the years have been just as effective a censor as government edicts.
While some commercial producers criticize the Roundabout for becoming too much like Broadway -- Rocco Landesman, president of Jujamcyn Theaters, recently wrote that Mr. Haimes "has had a more pernicious influence on English-speaking thanter thanyoneone since Oliver Cromwell" -- other producers say they need nonprofits to take the chances they cannot afford.
He had singled out television as an especially pernicious influence, predicting the rise and power of a type such as media-mogul-turned-prime minister Silvio Berlusconi long before time.
Research suggests, however, that this is not correct; the Exeter Family Study of the mid-Nineties concluded that family breakdown had a much more pernicious influence on a child's well-being than parental conflict.
