Common Sense Media
 Common Sense Media (CSM) is a San Francisco based non-profit organization that advocates on child and family issues and studies the effects that media and technology have on young users.Founded by Jim Steyer in 2003 Common Sense Media reviews books movies TV shows video games apps music and websites and rates them in terms of age-appropriate educational content messages/role models violence sex and profanity and more for parents making media choices for their kids.