The study examined the influence of passengers' attitude, age, sex and risk perception on the deriving behaviour of inter-city commercial bus drivers in Osun state. Primary data were used in the study. It involved systematic observation and the use of questionnaire. Participatory observation was conducted on passengers and drivers of commercial buses plying Ile-Ife - Ilesa, Ilesa - Osogbo and Osogbo-Ile-Ife routes. Two different forms of questionnaires were administered on the drivers and passengers respectively. A multi-stage sampling procedure was used. A total of 375 respondents were...