Nutrition, population health, DNA methylation, and immune function are some of the things Social Exposome Cluster trainees learned about on October 18th, while visiting the Denis, Devlin, Kobor and Turvey laboratories at the BC Children’s Hospital Research Institute. This event, organized by the Cluster trainee steering committee, is the first of a series of lab open houses aimed at facilitating the exchange of ideas, tools and techniques within the Social Exposome research Cluster. Stay tuned to learn where they will go next!