Dan Carpenter’s Majority on the SLO County Board of SupervisorsAdvertisement Looks like the right wing has a new majority on the SLO County Board of Supervisors if Dan Carpenter wins the election. Bummer. AdvertisementPublished: 04-12-2015 11:18:41 by POLITUSIC | Updated: 11-09-2016 16:39:24 Go To Article: SLO County Supervisor Race