http://www.slate.com/articles/technology/future_tense/2015/09/how_text_messages_can_keep_students_on_track.html

Facing some of America’s biggest education challenges, Benjamin Castleman thinks small. In his new book, The 160-Character Solution: How Text Messaging and Other Behavioral Strategies Can Improve Education, the University of Virginia education professor argues that the humble text message can boost student achievement, improve study habits, and help students stay on track in the transition from high school to college.