Who are the notable collaborators Brian D. Smith has worked with on spiritual communication?

Some notable collaborators and guests Brian D. Smith has worked with around spiritual communication and the afterlife include:

• Mark Anthony, “The Psychic Lawyer” – a psychic medium who blends spirit communication with legal and scientific perspectives, including topics like the collective consciousness and medical/spiritual evidence.
• Sue Frederick – an intuitive and spiritual teacher; our conversation centers on mystical perspectives, soul paths, and the transformative power of grief.

Are you looking for mediums specifically, researchers, or a broader list of spiritual teachers Brian has interviewed?