<prompt> Translate the following text to EnglishBaadhi yao hutegemea habari zilizokusanywa na wengine, ambao hawajazoezwa kuwa wanasosholojia au wananthropolojia, badala ya kuchunguza mambo kwa njia ya kibinafsi.  <response>: Some rely wholly on information collected by others, not trained as sociologists or anthropologists, rather than on firsthand observation. 