[John Jorsett]

I just read the amendment text. Is it modeled on the language in the constitution(s) of any other state(s)?

[mvpel]

I just read the amendment text. Is it modeled on the language in the constitution(s) of any other state(s)?

As far as I know, no, as it links the right to keep and bear arms to the existing body of law on Article I, Section 1 of the California Constitution. I'll ask the author about it, though.