University of Illinois Urbana-Champaign participated in the TIER Campus Success Program.

Read the case study on Integrating TIER packaging with AWS infrastructure and DevOps pipeline as part of a cloud-first initiative and deploying Grouper as well as a migration of Shibboleth.

Follow their blogs here.
As of Feb. 2018 they are off to a great start in sharing their Grouper journey with a blog on "Getting Over the Hump with Grouper":

University of Illinois Urbana-Champaign presented on their Grouper deployment, with a focus on handling affiliate users, at the Feb. 14, 2018 IAM Online webinar.  See the slides: and recorded webinar:

From AD Groups to Grouper, 2018