This document provides an overview of a seminar titled "New Plurilingual Pathways for Integration: Immigrants and Language Learning in the 21st Century". The seminar was held at Heriot-Watt University in Edinburgh and aimed to discuss opportunities and challenges for immigrants learning new languages. It also sought to examine how immigrant language learning may challenge current conceptions of integration, cohesion, and citizenship. The seminar aimed to foster collaborations and ideas around linguistic integration within and beyond the UK. It provided background on the presenters and an agenda that addressed themes like the experiences of new immigrant language learners and potential initiatives to facilitate a more comprehensive view of integration.