Gauteng police are appealing to the public for assistance in locating Phaki Manas Tshungu, who has been reported missing in Atteridgeville.
Tshungu, a 69-year-old retired SABC News Manager and former political reporter, was last seen on Monday after leaving his home and failing to return.
Police have launched efforts to trace his whereabouts.
His family is urgently seeking help, saying they have searched the neighbourhood without success.
A missing person's case was opened at the local police station on Wednesday.