"head", in relation to a public body, means (i) where the public body is a department, branch or office of the Government of Nova Scotia, the minister who presides over it, (ii) where the public body is a board, commission, foundation, agency, tribunal, association or other body of persons reporting directly to a minister in respect of its day-to-day operations, the minister, (iii) where the public body is a board, commission, foundation, agency, tribunal, association or other body of persons not reporting directly to a minister in respect of its day-to-day operations, the chair or presiding officer of the board, commission, foundation, agency, tribunal, association or other body of persons, (iiia) where the public body is a local public body, the person or group of persons designated pursuant to Section 49A as the head, or (iv) in any other case, the person designated by the regulations as the head of the public body; (ca) "hospital" means any agency, association, board, commission, corporation, office, society or other body that is designated as a hospital pursuant to the Hospitals Act; (d) "judicial administration record" means a record containing information relating to a judge, including (i) a scheduling of judges and trials, (ii) content of judicial training programs, and (iii) statistics of judicial activity prepared by or for a judge; (e) "law enforcement" means (i) policing, including criminal-intelligence operations, (ii) investigations that lead or could lead to a penalty or sanction being imposed, and (iii) proceedings that lead or could lead to a