This repository contains the data gathered within the research project “At the intersection between acoustic phonetics and information structure. An empirical investigation on the phonetic realization of vowel length in three Ligurian dialects”, funded by the Swiss National Science Foundation (University of Zurich, 01.06.2018-31.08.2022; Project Nr. 100015_178932) The materials include: - Production data. Recordings of each speaker for each experiment (.wav). - Perception data. Audio stimuli (.wav), stimuli conditions (.xlsx), PsychoPy test files (.psyexp). - Metadata. Documentation about the experiments and the speakers involved. - A scientific report with a short description of each experiment as well as a summary of the research work carried out within the project. For more information, see the ReadMe .txt files in the folder.