For detailed information on how to reach St Andrews, please visit the following link: https://www.st-andrews.ac.uk/visiting/travel/
Most of the event will take place in the boardroom at the Gateway Building, School of Management. The boardroom is situated at the top floor of the building. On how to reach the building, see this PDF document.
Dr Gragnolati’s lecture will take place in St Salvator’s Quadrangle, School 5 (entry 45 on the downloadable map).