A tourist guide is a person who guides visitors in the language of their choice and interprets the cultural and natural heritage of a given area. A tourist guide normally holds an area-specific qualification usually issued and/or recognised by the appropriate authority.
A tour manager is a person who manages and supervises the itinerary of a journey on behalf of the tour operator, ensuring the programme is carried out as described in the tour operator’s information material and sold to the traveller/consumer. A tour manager also provides visitors with local practical information.
A tour escort is a representative of a tour operator who provides basic assistance to travellers.