Neurofeedback is a treatment approach that gives a person real-time feedback about their own brainwave patterns, typically through a screen or sound cue, allowing them to gradually learn to shift those patterns through practice — essentially training self-regulation at the level of brain activity directly, bypassing the need for verbal processing or conscious insight entirely. This makes it a genuinely different tool from talk therapy, useful specifically for patients whose dysregulation is severe enough, or embedded early enough, that conscious verbal engagement with it hasn't been sufficient on its own.
While the underlying mechanisms are still an active area of research, controlled studies and detailed clinical case series have documented substantial, durable improvement in patients with severe, long-standing dissociative and regulatory symptoms — often after years of prior treatment approaches had produced limited progress.
Van der Kolk describes Lisa, tortured by a psychotic mother from age three, who cycled through decades of institutionalization and self-harm and was repeatedly misdiagnosed as manipulative because she had no conscious memory of her own violent dissociative episodes. Twice-weekly neurofeedback sessions over several months eliminated her dissociation and the internal 'hum' of intrusive voices she'd lived with for years, finally allowing conventional talk therapy to actually work for the first time. She went on to graduate near the top of her nursing class.