Eddie was born in Simmesport, Louisiana on December 12, 1941. He is married to Jeannette Theriot Knoll, a retired Associate Justice of the Louisiana Supreme Court, with whom he has five sons: Triston, Eddie, Jr., Sonny, Blake and Jonathan.

In 1959, Eddie graduated from Simmesport High School and served as President of the Future Farmers of America for the State of Louisiana until 1960. He received an undergraduate degree in Political Science from Louisiana State University and A & M College in 1963, and a juris doctorate from Loyola University School of Law in New Orleans in 1966, where he was a member of the Delta Theta Phi legal fraternity.

Eddie is a member of the American Bar Association, Louisiana Bar Association, Avoyelles Parish Bar Association (President 1968-1969), the Louisiana Association for Justice and the American Association for Justice, the Worldwide Registry and the National Trial Lawyer. Mr. Knoll is admitted to practice in all Louisiana state and federal courts.

In 1972 at the age of 30, Eddie, was elected as the 32nd District Attorney of Avoyelles Parish, making him the youngest D.A. in the State of Louisiana. After serving five consecutive terms, Eddie retired in 2003 as the longest tenured D.A. in Louisiana. Eddie has earned an AV rating for over thirty years with Martindale-Hubbel, which is the highest rating both legally and professionally that can be assigned to an attorney.

In 2010, Eddie was selected to the American Board of Trial Advocates (ABOTA), which is dedicated to preserving the “justice of the people.” In July of 2015 he became a Member of IATL (International Academy Of Trial Lawyers). The Academy is a group of truly elite trial lawyers representing both sides of the Bar: prosecutors and defense lawyers in criminal cases, and plaintiffs’ and defense counsel in civil litigation (including business and personal injury cases).