Fox21, the cable/unscripted production arm of 20th Century Fox TV, has gotten a new president, tapped , replacing Chris Carlisle, reports Deadline.com.

Bert Salke will be the person filling Carlisle’s shoes. Carlisle is leaving after spending a year-and-a-half in the job and it’s unclear what his immediate plans are, the story says.

Salke will start in mid-August and report to 20th TV chairmen Dana Walden and Gary Newman, who started the division in 2004 as a lower-cost scripted and alternative series arm.

Salke has worked with producer Chris Brancato during the past 13 years with Brancato/Salke, which was most recently based at ABC Studios until their deal expired in mid-June, the story says.

According to the article, " In the past 5 years, they sold 36-37 drama scripts through their ABC Studios deal, all to ABC. They were prolific pilot makers (this past development season alone, they executive produced two cop drama pilots, Boston’s Finest and True Blue) but had no shows on the air…"