Robert Roberson of Texas is scheduled to die by lethal injection despite doubts over shaken baby syndrome, the scientific theory used to convict him in the death of his daughter.

Roberson could become the first person executed in the U.S. for a murder conviction tied to shaken baby syndrome.

The Texas Board of Pardons and Paroles will make a decision on whether to recommend that Robert Roberson's execution on Thursday be stopped either through a commutation of his sentence or a reprieve