If you have a child who has ADHD or an Autism Spectrum Disorder odds are that you have experienced the volcanic force of your child having a behavioral meltdown at one point or another.  I am certainly no stranger to this phenomenon.  And it always seems to happen during those "inopportune" times such as a crowded store where you are waiting in a long checkout line full of grumpy people.  Or else the explosion inevitably occurs in a place where one is supposed to be quiet such as the...