On April 7, Professor Sam Johnson gave a virtual lecture based on his forthcoming book about the artist El Lissitzky, at the architecture school of Ss. Cyril and Methodius in Skopje, Macedonia. Also, in collaboration with Mitesh Dixit of DOMAIN Office Architects, professor Johnson presented at the Symposium on Simulation for Architecture and Urban Design (SimAUD) a paper titled, “Counterfactual Modeling in Historical Reconstruction,” part of a panel on “Collaborative Design” on April 17. This exciting collaboration is part of a CUSE grant initiative that professor Johnson was awarded.