Story of your life Analysis questions

Who is Dr. Banks and what is her role in the story? Why is her profession important?
What are her first steps in establishing contact with the Heptapods?
She was slowly saying words that she could connect with a sign. Like when she said human and pointed on her chest and then her coworker.
How are the Heptapods depicted:
How do they differ between movie and short story?
Are there any deviations in character portrayal?
Are some different or missing/added. How is the looking glass different in both iterations?
Why are they called Heptapods?
In what way do they differ from “little green men”?
What is so special about the Heptapod language?
How does Dr. Banks acquire knowledge of the future?
The narration in the novella is stylistical in a specific way. In what way? Why, do you think, the author has chosen to narrate the story this way?
The Heptapod language can be described as a “Escheresque Lattice”. Explain and contrast to the English language.