Reviewed by Jessica Coates WELCOME TO NIGHT VALE .By Joseph Fink and Jeffrey Cranor. Harper Perennial. 401 pages. $19.99 Welcome to Night Vale is probably the most highly anticipated piece of 2015 nerd fiction you’ve never heard of. It debuted at No. 4 on The New York Times bestseller list, just below J.K. Rowling’s Career … Continue reading A fresh perspective: Nerd fiction