[4][5] O'Neill notes "a different kind of accessibility and visibility that comes with a book, particularly one that is in easy reach of kids’ hands in school and public libraries".
[4] Their graphic novels cover fantasy, slice-of-life stories which are intended for all ages.
[9] O'Neil's work often includes LGBT+ characters and positive messages; they consider inclusiveness to be important, and that media "should reflect the diversity of the world around us."
[4][10] The Tea Dragon Society was included in the American Library Association's Rainbow Book List for 2018.
O'Neill has said that "with consciousness of a new generation I would like to try to make books that inspire kindness, self-acceptance and social responsibility.