The latest installment of the Columbia Early Modern Architecture Workshop (2–4pm, April 21 @ Avery Library) will feature a talk by Sabine Frommel and a roundtable with Carmen Bambach, Francesco Benelli, and Michael Waters. Participants will also have the opportunity to examine and discuss the architectural drawings of Leonardo da Vinci and his contemporaries using facsimiles in Avery Classics. Space is limited, so if you would like to attend, please register here.