[2][3] His father, Karl Weidel, Jr., ran an insurance and real estate brokerage, established in 1915.
During World War II he joined the United States Navy and became a pilot.
[3] In the New Jersey General Assembly he worked on no-fault insurance reform and also supported the "right-to-die" movement during the Karen Ann Quinlan case.
[5] Weidel resigned from the Assembly in 1986 to take a position as executive director of the Unsatisfied Claim and Judgment Fund in the New Jersey Department of Insurance.
[5] On January 31, 1997, Weidel, at the age of 73 and in worsening health, committed suicide by jumping from the top of a Trenton parking garage.