That definition (inserted into the Criminal Procedure (Scotland) Act 1995) covers:
child witnesses (under the age of 18)
witnesses who are the complainers in cases involving a sexual offence, human trafficking, domestic abuse or stalking
witnesses where there is a significant risk that the quality of their evidence will be diminished by reason of mental disorder, or fear or distress in connection with giving evidence
witnesses who are considered to be at significant risk of harm by reason only of the fact that they are to give evidence
Witnesses covered by the second bullet point are referred to as deemed vulnerable witnesses for the purposes of accessing special measures.
The Scottish...