Jennifer and James Crumbley, who were convicted of involuntary manslaughter for failing to prevent their teenage son from killing four fellow students in the worst school shooting in Michigan’s history, will be sentenced by a judge on Tuesday.

Their separate jury trials ended in guilty verdicts in February and March, making them the first parents in the country to be convicted for the deaths caused by their child in a mass shooting.

Involuntary manslaughter charges carry a penalty in…