Brian Lamb, on C-Span, and Terri Gross, on Fresh Air on NPR, read the books of the people they interview.
They're questions are great.
And, the author's respond with more enthusiasm than they do with other interviewers.
If you want to photograph a reclusive animal, such as wild Turkeys, you have to learn something about turkey behavior.
Otherwise, you won't get close enough for photography.
Needing to know about many other subjects is less obvious, but is needed for better photographs.
Ask the journalistic five-W's about your photographic projects: who, what, where, when, and why.
Find out the answers to the 5-W's in regard to your subject.
And, don't forget to ask yourself the same questions.