“…This is consistent with previous findings, and the size of the class does not impact the preparation effort. , The size of the class does impact the number of instructors, TAs, and external practitioners required to support a F2F COP or a VCOP, as well as summative assessment options. From this mid-term transition to online delivery, and previous experience with blended learning development and implementation, , some of the reasons noted for the increased time spent by instructors are the need to develop an online teaching presence, , to develop methods to connect with and engage students, to develop online community, and to convert F2F active learning strategies to analogous online strategies . There is a learning curve to move from F2F to effective blended or online strategies, , substantiated by online community of practice research ,, and the proliferation of online teaching webinars, such as NETI-3, working groups (CEEA-ACEG), and national resource sharing in engineering education (E-CORE).…”