From Mark Wiseman:
Mind Play: A Guide to Erotic Hypnosis by Mark Wiseman
The Mind Play Study Guide by Mark Wiseman
https://www.youtube.com/watch?v=4f4JySUifLY - an extensive interview with Mark Wiseman
Focused Concentration - Mark Wiseman's Tumblr Blog. Still somewhat active (not porn)
From Sleepingirl:
https://twohypchicks.simplecast.com/ - a stunning, sometimes hilarious, sometimes messy podcast by Sleepingirl and her slave CC. GREAT hypnosis resource
The Brainwashing Book: Hypnotic, Erotic Behaviorism and Beyond by Sleepingirl
https://sleepingirl.gumroad.com/?sort=page_layout - Sleepingirl's gumroad list of writings and other resources
https://www.patreon.com/twohypchicks/posts - Sleepingirl's Patreon page
From Kinkyboys Podcast:
https://www.stitcher.com/show/the-kinkyboys-podcast/episode/episode-34-hypno-58464192 - their episode on Hypnosis
From Pup Amp:
https://www.youtube.com/watch?v=qmLSKYTxhVc - Interview with Neil the Hypnotist