Casey Harrell
Environmental advocate diagnosed with ALS who became one of the first people to use an implanted microelectrode brain–computer interface to restore speech by decoding intended speech signals.
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Mar 25, 2026 • 37min
Casey gets his voice back
LaVonna Saxon, Casey Harrell’s wife and caregiver, reflects on their life, parenting, and caring through illness. Casey Harrell, an environmental advocate with ALS, regained speech using an implanted brain–computer interface. They discuss implant surgery, training AI to decode intended speech, emotional family moments, and the everyday changes when voice returns.
