Do you teach 4C physics? The Perimeter Institute of Theoretical Physics is planning to create a resource tied to 4C physics and wants to know what you think would be most useful. You can help out by filling in this brief (3 minute) survey. https://www.surveymonkey.com/r/ZM9YYRT If you don’t teach 4C physics, but know someone who does, please pass this on to them.