I love the All Souls Trilogy. It has everything I relish in fiction: magic, romance, history, literary figures & references, intrigue, gothicism, and more magic.
The heroin, Diana Bishop, is a woman after my own heart - smart, hard-working, ambitious but humble. When we first meet Diana in the first book, she's ever the professor, dressed in tweeds & blazers, studying manuscripts at the Bodleian.
This look is inspired by Diana when we first meet her during her studious moments in the library - right before she touches the Book of Life and alters the course of her life forever...
If you haven't read A Discovery of Witches by Deborah Harkness, do. You'll want the inside scoop before it comes out as a television series!