Manifested in the halls of America's most infamous haunted hotel, a misunderstood sensory deprivation technique has taken paranormal research by storm... but it might have some weird psychic side effects. Karl Pfeiffer and Connor Randall, creators of The Estes Method, join us to share the never-before-seen history, in-depth experimentation, and fascinating secrets behind this groundbreaking system, culminating in a finale that forces us to reconsider how the SB-7 Spirit Box experiment connects us to The Voices from Beyond.