Gryphon Senior Society | 12 followers on LinkedIn. The premier senior society for students at the University of Pennsylvania in the College of Arts & Sciences. | Founded during the winter and spring of 2020, the Gryphon Senior Society is the first and only senior society specifically for high-achieving members of the College of Arts & Sciences at the University of Pennsylvania. Gryphons are comprised of student leaders that are involved all over campus, including members of student government, athletics, Greek life, performing arts, and various cultural houses. Beyond this, Gryphons have served to contribute incredible initiatives to both the University in general and the College in specific, such as creating the annual Sophomore tradition of U-Night.