Credit: Stitch / Foter.com / CC BY-NC-NDLots of parents want their kids to avoid junk food. But to accomplish that goal, those parents need to tell teachers, caregivers, and other parents about what their kids should and should not eat. Unfortunately, writes Baylen Linnekin, all too many parents would rather yell through a bullhorn at food corporations instead of taking responsibility for their own children's diets.