Expert evidence and healthcare professionals -- Forensic investigation of biological weapon use -- The paediatric hymen -- Assessment and interpretation of bone trauma in children -- Adult sexual assault -- The ethical and medical aspects of photodocumenting genital injury -- The photography of injuries -- DNA analysis : current practice and problems -- Injury interpretation : possible errors and fallacies -- Self-inflicted injuries and associated psychological profiles -- Bite marks -- Aviation disasters : the role of the forensic pathologist.