Politicians abhor a vacuum as much as nature does. Just a couple of days after it was reported Democrat Jeff Van Drew, who represents New Jersey’s 2nd Congressional District, including all of Southern Ocean County save half of Stafford and all of Barnegat Township, was going to become Republican Jeff Van Drew, a new Democratic candidate arose hoping to take his place in the House of Representatives.

Brigid Callahan Harrison tossed her hat into the ring on Monday. A resident of Longport, Atlantic County, Harrison has taught political science and law at Montclair State University for the past…