deisseroth optogenetics uighur circuitry deisseroths smothered decipher thirst bridging unbroken circuits resonant projections immensely yearning dementia primitive psychiatrist transforms lonely rebel karl teaches absence shine hunger pursuing researcher emotion homeland

disorder illuminate drives clinical illustrations feelings origin beings older literary brains bonds revelatory empathy gap silence eating truths combines illuminating workings examine developing evolved illness suffering giving joy patients broken

cutting material depression meaning renowned poignant break connection uses inner brain revolutionary feel daily studies importance larger humans creating mental edge humanity spent gripping knowledge origins unprecedented ancient mind woman