John Roberts is the former PD of WMC-FM (99.7) in Memphis, and heads north to Milwaukee to join Journal Broadcast Group as PD of variety hits WLWK-FM (94.5) "The Lake," starting October 31. Roberts has been the PD of KIMN-FM (100.3) in Denver, WEZB-FM (97.1) "B-97" in New Orleans and was a former VP/Programming and Operations for Clear Channel in Dallas and VP/Programming for Clear Channel in Austin, Texas. Roberts replaces Pat Miller, who heads down the hall as Director of Marketing & Promotions for Journal sister-station News/Talk WTMJ-AM (620) and the Lake.