Nelson returned to LDF in 2014 as its Associate Director-Counsel, after being recruited by President and Director-Counsel
Sherrilyn Ifill. A member of the litigation and policy teams, Nelson was lead counsel in
Veasey v. Abbott (2018), a successful federal challenge to Texas' discriminatory voter ID law, and was the lead architect of
National Urban League, et al. v. Trump (2020), which sought to declare President Trump's Executive Order banning diversity, equity, and inclusion training in the workplace unconstitutional before it was later rescinded by President Biden. In 2021, Nelson represented Professor
Nikole Hannah-Jones in a lawsuit against the University of North Carolina Board of Regents concerning its decision to deny and delay awarding her tenure when promoting her to the Knight Chair in Race and Investigative Reporting. Nelson has also helped to steward some of LDF's most pivotal developments in the past seven years, including launching the Marshall-Motley Scholars Program. The MMSP, named in honor of the nation's first Black Supreme Court Justice and LDF founder
Thurgood Marshall, and iconic civil rights litigator
Constance Baker Motley, is a multi-year commitment to endow the South with committed, prepared civil rights lawyers trained to provide legal advocacy. Nelson also helped launch the Thurgood Marshall Institute. In October 2025, Nelson argued before the U.S. Supreme Court in the redistricting case
Louisiana v. Callais.This landmark voting rights case aims to secure equitable Congressional representation for Black voters in Louisiana and defend the constitutionality of the
Voting Rights Act of 1965. == Awards ==