Meet the YouTube whisperers, a booming class of advisors behind MrBeast and other million-dollar channels

When wildlife TV personality Forrest Galante sat down for his monthly call with YouTube consultant Paddy Galloway, he received some bad news. No more turtles. Galante has 2.5 million YouTube subscribers . He's been producing wildlife programming for more than a decade, including a docuseries on Animal Planet and a show on the History Channel. He owns his own production company. Generally speaking, Galante's got a good feel for what his audience wants. …