W M Hirst

Sources of error in road safety scheme evaluation: a quantified comparison of current methods.

M J Maher, W M Hirst, L J Mountain, 2004, Accident; analysis and prevention.

Are speed enforcement cameras more effective than other speed management measures? An evaluation of the relationship between speed and accident reductions.

M J Maher, W M Hirst, L J Mountain, 2005, Accident; analysis and prevention.

Are speed enforcement cameras more effective than other speed management measures? The impact of speed management schemes on 30 mph roads.

M J Maher, W M Hirst, L J Mountain, 2005, Accident; analysis and prevention.

Sources of error in road safety scheme evaluation: a method to deal with outdated accident prediction models.

M J Maher, W M Hirst, L J Mountain, 2004, Accident; analysis and prevention.