I don't really know anything about the author other than seeing his name fairly frequently in several different news reports.

Last weekend’s mass murders in El Paso, Texas, and Dayton, Ohio, have produced a flood of words about everything from gun control to mental illness to white nationalism. Most of those words have addressed the right to keep and bear arms as if it were a gift from the government. It isn’t.

The U.S. Supreme Court has twice ruled in the past 11 years that the right to keep and bear arms is an individual pre-political liberty. That is the highest category of liberty recognized in the law. It is akin to the freedoms of thought, speech and personality. That means that the court has recognized that the framers did not bestow this right upon us. Rather, they recognized its pre-existence as an extension of our natural human right to self-defense and they forbade government — state and federal — from infringing upon it.
If that clip got your attention, Here is the rest of the story.