Born in Philadelphia, Pennsylvania, Ludwig received an Artium Baccalaureus degree from Harvard University in 1949 and a Bachelor of Laws from Harvard Law School in 1952.
He was a Reserve Captain in the Army JAG Corps from 1953 to 1956, before returning to private practice in Philadelphia, and later Doylestown, Pennsylvania.
[1] Ludwig was elected a Judge on the Bucks County Court of Common Pleas in 1968, and went to serve as a Clinical associate professor at Hahnemann University, and a visiting lecturer at Temple University Beasley School of Law in the late 1970s and early 1980s.
Ludwig also briefly served as a member of the University of Pennsylvania's faculty in the early 1980s, and held a variety of positions at Villanova University School of Law in the late 1970s.
The seat was vacated by the retiring former Lieutenant Governor Raymond J. Broderick.