A Texas A&M professor says he'll let colleagues know in advance before he screams about killing people after an incident that led students in a neighboring classroom to take cover under their desks.
Stadelmann was leading a religious studies class when he loudly slammed a door and began yelling about Jonah's rage at God for not smiting the Assyrians.
Stadelmann says he was into character and "genuinely angry."
Police were called off when it became clear that nobody was in danger.
An Oct. 28 report of a gunman on campus led to a lockdown. School officials later determined the person's replica weapon was a Halloween prop.