be amateur

Mr. O’Neill, of Adams Media, said the demographic for these books tends to be amateur cooks in their 20s to 40s.

A better term than “citizen journalist” might be “amateur journalist.”

I’d bet the biggest users would be amateur historians with pet theories.

Researchers might be ‘amateur’ naturalists who collected and described species, such as the botanist Alfred William Bennett and cryptogamist Miles Joseph Berkeley, who sent images to Nature depicting the cause of ‘rust’ on wheat and barberry plants6.

But most reaction videos appear to be amateur productions without any shady underpinnings.