A man in Texas is due on Thursday to become the first executed in the United States for murder attributed to shaken baby syndrome, despite his lawyers and many Texas lawmakers saying the conviction was based on faulty evidence.

An autistic man whose murder conviction was based on a questionable diagnosis of "shaken baby syndrome" is to be executed in Texas on Thursday barring a last-minute stay from the US Supreme Court.Roberson would be the first person executed in the United States based on a conviction of shaken baby syndrome,

The Texas Court of Criminal Appeals on Thursday night reversed an order by a Travis County judge who had issued a temporary restraining order halting the execution of death row inmate Robert Roberson.