Deputy Cherry is likely right in his assessment of THIS "local chapter" of the Sovereign Citizen movement. There are countless variants of the movement in a spectrum as harmless as refusing to register vehicles and pay traffic tickets to the angry, aggressive and armed militia types dedicated to the violent overthrow of the government.
This local contingent of Sovereigns may very well recognize some authority and jurisdiction of the local sheriff and deputies.
Some Sovereigns are quite adept at gaming the system, particularly for their own financial gain. Here's a current case that is about ready to go to trial: http://www.justice.gov/usao/mow/news2012/koss.ind.html
This recent news report show's the defendant's vexatious behavior toward the judge and court: http://www.kansascity.com/2013/02/14/4067644/day-in-court-verges-on-thea...
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