"Compatible" by Richard R. Smith is a science fiction short story written in the late 1950s. The narrative explores themes of identity, relationships, and the implications of advanced technology in human interactions. The plot revolves around George, a surgeon, and his wife Helen as George grapples with the drastic changes in her personality and well-being, highlighting a peculiar solution to their marital strife. The story unfolds with George expressing his frustrations about Helen's transformation into a morbid hypochondriac, making their life together increasingly unbearable. Despite his love for her, George's desperation drives him to collaborate with an engineer, Lucas, creating a new head for Helen in an attempt to restore her former self. This technologically radical intervention reverts Helen to her vibrant personality, allowing George to reconnect with the woman he married. The story ultimately raises questions about the nature of compatibility in relationships and the ethical boundaries of human enhancement. (This is an automatically generated summary.)