I'm afraid I have no information regarding the author of the 'amelia graphic novel'. However, you could search for it on some specialized graphic novel forums. There are often fans on those forums who are very knowledgeable about different graphic novels and might be able to tell you who the author is.
I'm afraid I can't say who the author of the 'amelia rules graphic novel' is. However, if you check the book itself, the author's name should be on the cover or the title page. Another option is to search for it on the Internet. There are many book - related websites where you can find information about the author, along with other details like the publication date and a summary of the story.
There isn't really one 'best' author as different readers have different tastes. However, some authors who have a large following for their 'Harry Potter' fanfictions might also do a great job with Amelia Bones. They usually have a good understanding of the overall 'Harry Potter' universe and can integrate Amelia Bones into the story in a seamless way. You might want to look for authors who have received a lot of positive reviews for their stories involving similar themes or characters.
The author of the Jade Guanyin was still a mystery. However, according to what I know, Jade Goddess of Mercy is a famous novel published in 1982. It tells the story of a female geological team member who struggles with fate in a difficult environment.
The Jade Guanyin was published in 1988. The novel told the story of the heroine, Bai Jingjing, who came to the city from the countryside and experienced many setbacks and tests in life under the complicated social background, and finally realized her self-redemption. The novel was widely loved and praised by readers as a classic of modern Chinese novels.