RPI requires vaccinations, in-person classes for summer semester FacebookTwitterEmail This summer all classes at Rensselaer Polytechnic Institute will take place in person with COVID-19 vaccinations required of all students and staff, officials at the Troy, N.Y.-based school announced on Friday, April 16, 2021. (Will Waldron/Times Union)Will Waldron/Albany Times Union TROY — All classes at Rensselaer Polytechnic Institute (RPI) will take place in person this summer semester with COVID-19 vaccinations required of all students and staff, school officials announced Friday. "As we anticipate a brighter future on the public health front, Rensselaer is making plans for a fully in-person Arch summer semester and 2021-2022 academic year," officials wrote in a memo. "All classes and educational experiences for undergraduate and graduate students are expected to be held in-person, assuming the public health situation allows."