AT&T’s already working on an app to keep folks from texting while driving, but earlier this month it gave folks at a Los Angeles hackathon the chance to develop their own solution. David Grau, a creative director and designer at an interactive agency, and 11-year-old Victoria Walker were awarded $20,000 by Big Blue to bring their smartphone application to the public. Dubbed Rode Dog, the prize-winning software allows friends and family to organize themselves into “packs” and monitor their text messaging habits. Watchful users can spot when a fellow group member is texting and initiate a barking noise on the offender’s phone. Read the full story at Engadget.