From 2019: PRS was a guest of NC Comicon and was invited to host the Q&A with Greg Cipes, voice actor extraordinaire, including Michelangelo and Beast Boy!
Originally commemorating the Nazi storming of Czech universities in 1939 and the subsequent killing and sending of students to concentration camps, it is now marked by a number of universities, sometimes on a day other than November 17, as a nonpolitical celebration of the multiculturalism of their international students.
http://en.wikipedia.org/wiki/International_Students%27_Day