About Amy Sigil:
https://www.amysigil.com/about-1
Interview with Amy Sigil:
https://www.youtube.com/watch?v=9dI2FOpQl1s&t=1328s
About Improv Team Sync:
https://www.amysigil.com/improv-team-sync
Certified ITS Teachers:
https://www.improvteamsync.com/its-instructors