Thresholds Of The Mind (2026 Release)

"Thresholds of the Mind" by Bill Harris is a book that explores using neurotechnology, specifically Holosync, to expand the mind's capacity for stress and personal growth. It presents "9 Principles for Conscious Living" to aid in developing a higher threshold for emotional and mental challenges. For more details, visit Amazon . Thresholds of the Mind: Bill Harris - Books - Amazon.com