The Cantonese Alliance (https://cantonesealliance.org) hosted Dr. Gina Tam, who addressed one of the most frequently asked questions about the Cantonese language: "Is Cantonese a dialect or a language?" She is an Associate Professor of History at Trinity University.
See the video of Dr. Tam's lecture here:
The Cantonese Alliance is a group on a mission "to bring Cantonese teachers, learners, and parents together to maintain the Cantonese language for generations to come." It was founded by Dr. Sik Lee Dennig, a language teacher to many members of Save Cantonese.