She is described as having large, dark carefully-lined eyes and had cut her curly, medium-length hair very short. She is very observant and has a funny, melodramatic way of talking (for example, everything is "Desperate!" "Mad!" "Hopeless!" "Fabulous!")
In Book #99, it is revealed that Gabrielle is completing a book of African-American folk stories. She and her husband are going to have a joint exhibit at the Fitzroy Gallery.