best choices in high school?

[puppin]

Im currently in high school and plan on attending college for a career in game design or writing. Im trying to figure out what is the best thing to due at my level right now. what could i do to benefit me .Currently im trying to read as much as i can about games and how they effect people(games positive/negative effect, do they cause violence,etc.) to further my understanding of what games and gamers are at their core but what else could i do to help me?