John is a native of Baltimore, Maryland, and has lived in the area his entire life. He is a graduate of Calvert Hall College High School, the oldest Christian Brothers High School in the United States. He received a BA in Anthropology/Political Science from St. Mary's College of Maryland in 1995. St. Mary's College is the State of Maryland's only Public Honors College, and has been consistently ranked as one of the Top 100 liberal arts colleges in the country.
John established a record of achievement early on in his legal career, receiving his JD, Magna cum laude, from the University of Baltimore School of Law in 1998. While in law school, he served as Associate Editor of The Law Forum. Upon graduation, he was installed as a member of the School of Law's prestigious Heiusler Honor Society, recognizing superior academic achievement.
John was admitted to the Maryland Bar in 1998, and is admitted to practice law in all Maryland state courts, the United States District Court for the District of Maryland, and the United States Court of Appeals for the Fourth Circuit.
John is a member of the Maryland State Bar Association and the Bar Association of Baltimore City. Since 2008, John has been a member of the Board Of Governors of the Maryland Association for Justice (MAJ), the largest association of plaintiff's trial lawyers in the state. John has formerly served as Chair of MAJ's Auto Negligence Section (named MAJ's Section of the Year for 2010-2011) and of MAJ's Legislative Committee, advocating on behalf of injury victims in the Maryland General Assembly. John is also an accomplished appellate lawyer, having set new legal precedent in his last three appeals. He currently co-chairs MAJ's Amicus Committee assisting other lawyers before Maryland's appellate courts. John also serves as counsel to Rocky Gorge R.F.C., Inc., the 2012 & 2014 USA Rugby Mens' Division II National Champions.
John lives in Lutherville, Maryland with his wife Katie, their daughters Delilah and Cassidy, and a smelly Boston Terrier named Hugo.