Columnists

2 clues
Newspaper stars.
Some opinion offerers
Similar answers:
Abstractionists
Advicecolumnist
Agonists
Alienists
Alpinists
Antagonists
Antagoniststagnation
Arsonists
Arsonistsheldoverfire
Atlanticbycolumbus
Balloonists
Bassoonists
Botanists
Brightishcolumbia
Britishcolumbia
Byecolumbus
Cartoonists
Chauvinists
Chriscolumbus
Christophercolumbus