Ishari Amarasinghe visited CHILI Lab (Computer-Human Interaction in Learning and Instruction) at the École Polytechnique Féderale de Lausanne (EPFL) from the 1st to the 30thof September 2018. During her one moth research stay at the CHILI Lab she has collaborated with Dr. Stian Håklev to test group formation algorithms she has developed during her thesis with the data from the project FROG. The algorithm has been incorporated into FROG system as an external operator that facilitates criteria based team formation.