Krio language English with other characters, he speaks Krio with his mother. Aaronovitch includes some such conversations in his text, leaving the reader to puzzle out what was said. Krio language Sierra Leonean Creole or Krio is an English-based creole language that is lingua franca and de facto national language spoken throughout the West African nation of Sierra Leone. Krio is spoken by 87% of Sierra Leone's population and unites the different ethnic groups in the country, especially in their trade and social interaction with each other. Krio is the primary language of communication among Sierra Leoneans at home and abroad. The
Communication is undesirable. These include filtering, selective perception, information overload, emotions, language, silence, communication apprehension, gender differences and political correctness This also includes a lack of expressing "knowledge-appropriate" communication, which occurs when a person uses ambiguous or complex legal words, medical jargon, or descriptions of a situation or environment that is not understood by the recipient. Cultural differences exist within countries (tribal/regional differences, dialects etc.), between religious groups and in organisations or at an organisational level – where companies, teams and units may have different expectations, norms and idiolects. Families and family groups may also experience the effect of cultural barriers