Eugenia Giraudy and I wrote a blog post introducing our Data Science for Social Good project:
In 2005, Florida implemented a new “Stand Your Ground” law, which legally protected the use of deadly force in self-defense. The law, which removes the “duty to retreat” when a person is threatened with serious bodily harm, gained national attention after George Zimmerman fatally shot Trayvon Martin in 2012.
Soon after its passage in Florida, Stand Your Ground laws went “viral,” spreading to other parts of the country. Currently, at least two dozen states have implemented a version of Florida’s legislation. These laws didn’t arise in response to broad, spontaneous popular demand. Interest groups, in particular the National Rifle Association and the American Legislative Exchange Council (ALEC), drafted a model bill to ease passage across the country. Ten states have passed nearly identical bills to the ones Florida used and ALEC promoted.
Read more here.