Below is a running assortment of blogs I follow.
Most are education-focused, but not all are literacy-focused.
Hey Mr. Stern (High School ESL)
ASCD IN Service
Reading Horizons (many Dyslexia resources)
Free Technology for Teachers
Burkis & Yaris: Think Tank for the 21st Century
Vocabulogic: Bridging the Verbal Divide
Nerdy Book Club
Freddy Hiebert on TextProject
Other favorite student-focused resources: