<prompt> Translate the following text to SwahiliAn Englishman who trained as an anthropologist before going to work for BBC Television, Barker clearly made up his mind about his material before his cameras began to roll--so its no surprise that it feels prechewed and predigested.  <response>: Barker, ambaye ni Mwingereza aliyezoezwa kama mtaalamu wa anthropolojia kabla ya kwenda kufanya kazi kwa ajili ya BBC Television, wazi alifanya akili yake juu ya nyenzo yake kabla ya kamera zake kuanza roll - hivyo si ajabu kwamba anahisi pre-chewed na predigested. 