“About 5,000 people have signed up for the Common Sense Party in San Diego County, according to numbers from the Registrar of Voters. The party says they have at least 19,000 members statewide. James Lackritz, an SDSU statistics professor, said based on the number of people contacted by KPBS, it is likely that at least 83% of the Common Sense registrants in the county are unaware they joined the party.”
Claire Trageser at KPBS covers the story.