I would tell them how their information would help enrich the research paper by providing detailed first-hand knowledge of a certain aspect of the topic and that if they can be quoted and use their name in the text of the paper it would lend a note of authenticity to the points being discussed.
If the jargon is the word "excerpt", then no.
Berthine is the daughter of the family. She is the wife of a forester who is away in the French Army, so she is living with her mother.
Berthine is full of courage and patriotism.
How many words can the answer be