For book-related stuff: rights questions, blurb requests, publicity stuff, you want to offer me a book deal or write an episode of Lucifer (a girl can dream!), etc:
Irene Goodman Literary Agency
27 W. 24th St
New York, NY 10010
For other requests: freelancing opportunities, fanmail, etc: firstname.lastname@example.org
For social media, the best way to find me is on ye olde twitter. Links to other platforms are at the bottom of this page, but if you want me to see something, Twitter is truly the way to go.