The functioning of a school district can be a key influence and concern in local politics.

Elevation has a key influence on areas where malaria is found.

He later acknowledged this practice to be a key influence in the development of his poetic abilities.

"This effort is about getting to them through key influences in their district."

He has long said that May was a key influence on his guitar style.

He was a key influence on many later Utah artists.

He has long cited May as a key influence on his guitar style.

New York City public school teachers are a key influence on the education of 1.1 million children.

The level of the dollar has a key influence on the trade deficit.

They have been called a key influence on the industrial rock genre.