
David Gelman, CEO of Gelman Law and a former prosecutor in New Jersey, says the defense team for Matthew Hertgen, the Princeton man accused of killing his brother on Feb. 22, should seek a mental health evaluation. David Gelman, CEO of Gelman Law and a former prosecutor in New Jersey, says the defense team for Matthew Hertgen, the Princeton man accused of killing his brother on Feb. 22, should seek a mental health evaluation.