Social Catalyst: Transportation Hub Part 1 Project 2017 Melike Sena Erden Abdullah Gül University, | Turkey Main purpose of the project breaks the threshold effect that the old railway station created in the city. For this purpose, social catalysts have been articulated in such a way as to create a street effect at the train station. By establishing new social connection between different building usage types a balance has been achieved in the user profile in the city. Tutor(s)