[1] She specializes in the cultural and intellectual history of early modern Europe (16th-17th centuries), with an emphasis on France.
She is most widely known for being the author of the bestselling book Too Much to Know: Managing Scholarly Information before the Modern Age (2010).
She defended a dissertation entitled 'Restaging Jean Bodin: the Universae Naturae Theatrum (1596) in its cultural context' in 1990, which became the basis of her 1997 book.
[4] She received the Everett Mendelsohn Excellence in Mentoring Award in 2014.
Four seniors for whom Blair was adviser won the Hoopes Prize for outstanding senior thesis, a prize that Blair herself won when a student at Harvard College.