Check out this new trailer The Walking Dead Episode One which details how player choices affects the gameplay.
The developers had the following to say about the game:
Our game engine has been tracking every choice players made in Episode One – A New Day. From course-altering life-and-death decisions to seemingly banal actions and conversations, we’re keeping tabs on all of it. This video is just a
sampling of some of the choices players made in Episode One. Those choices might have an effect in the scene you’re playing, later in the episode, later in the season or not at all. Think about what you do and say — the game and the characters in the game are watching! The information recorded by the game helps the team devise aspects of the ongoing story of The Walking Dead, making this episodic gaming at its best.
We recently reviewed the game and gave it a brilliant 8.5/10. You can read the full review here.