This Illinois REDCap workshop will focus on advanced ways Illinois REDCap can be used to collect research data, including how to build or edit projects with a Data Dictionary, collecting data with repeatable instruments, and collecting longitudinal data with defined events. It is recommended (but not required) that you have a REDCap account prior to attending the workshop. Information about accessing Illinois REDCap is available here: https://healthinstitute.illinois.edu/redcap. Attending the “Introduction to Illinois REDCap” or having a working knowledge of REDCap is recommended before attending this workshop.