Dokke Leaves Arista: Arista Mgr./Regional Promotion Ryan Dokke has left for a soon-to-be-named opportunity. He joined the label three years ago (CAT 2/24/11) from Clear Channel's WKKT/Charlotte, where he was APD/MD. He spent time with Citadel and Morris Communications prior to that. Reach him here. No word on plans to fill the position at Arista.