Changes

Upon receiving his law degree, he was admitted to practice law in all Texas courts and the United States District Court for the Northern District of Texas. He launched his legal career as an assistant prosecutor for the office of the Lubbock County District Attorney. For a time, he practiced law in Big Spring in Howard County in west Texas before he returned to Lubbock to join his brother, Jack Nelson, in their law firm of Nelson & Nelson, at which he practiced for the rest of his life.<ref name=obit>{{cite web|url=www.legacy.com/obituaries/lubbockonline/obituary.aspx?n=j-david-nelson&pid=189648466|title=J. David Nelson|publisher=''The Lubbock Avalanche-ournal''|date=July 21, 2018|accessdate=July 21, 2018}}</ref>

Upon receiving his law degree, he was admitted to practice law in all Texas courts and the United States District Court for the Northern District of Texas. He launched his legal career as an assistant prosecutor for the office of the Lubbock County District Attorney. For a time, he practiced law in Big Spring in Howard County in west Texas before he returned to Lubbock to join his brother, Jack Nelson, in their law firm of Nelson & Nelson, at which he practiced for the rest of his life.<ref name=obit>{{cite web|url=www.legacy.com/obituaries/lubbockonline/obituary.aspx?n=j-david-nelson&pid=189648466|title=J. David Nelson|publisher=''The Lubbock Avalanche-ournal''|date=July 21, 2018|accessdate=July 21, 2018}}</ref>

Nelson was affiliated with the Lubbock County Bar Association; Lubbock County Young Lawyers Association, of which he was the president from 1985 to 1096;  West Texas Young Lawyers Association , of which he was the president from 1986 to 1987);  Texas Association of Defense Counsel, and a  Life Fellow of the Texas Bar Foundation. He had recently joined his brother as a member of The American Board of Trial Advocates. He was chosen Outstanding Young Lawyer in  Lubbock County, in 1985. He served on Lubbock Dispute Resolution Advisory Board for Mediation. From2008 to 2013, he was a trustee  of  of the Windham School District, a non-geographical entity that provides educational services to offenders in the custody of the Texas Department of Criminal Justice. Nelson was first vice-president of the South Plains Association of Governments. From 1997 to 2002, he was a member of the Lubbock City Council. Two Republican [[governor]]s, [[Bill Clements]] and [[Rick Perry]], appointed him to the Texas Commission on Jail Standards and the Texas Board of Criminal Justice, respectively.<ref name=obit/>

Nelson was affiliated with the Lubbock County Bar Association; Lubbock County Young Lawyers Association, of which he was the president from 1985 to 1096;  West Texas Young Lawyers Association , of which he was the president from 1986 to 1987);  Texas Association of Defense Counsel, and a  Life Fellow of the Texas Bar Foundation. He had recently joined his brother as a member of The American Board of Trial Advocates. He was chosen Outstanding Young Lawyer in  Lubbock County, in 1985. He served on Lubbock Dispute Resolution Advisory Board for Mediation. From 2008 to 2013, he was a trustee  of  of the Windham School District, a non-geographical entity that provides educational services to offenders in the custody of the Texas Department of Criminal Justice. Nelson was first vice-president of the South Plains Association of Governments. From 1997 to 2002, he was a member of the Lubbock City Council. Two Republican [[governor]]s, [[Bill Clements]] and [[Rick Perry]], appointed him to the Texas Commission on Jail Standards and the Texas Board of Criminal Justice, respectively.<ref name=obit/>

==Community service==

==Community service==