Robert Broadnax Glenn graduated from Davidson College and pursued legal studies at the University of Virginia and under Chief Justice Richmond Mumford Pearson. He began his legal career in Stokes County and later joined a prominent law firm in Winston-Salem. Glenn served as prosecuting attorney and United States Attorney before being elected to the North Carolina Senate. As governor, he championed prohibition and conservation, and took decisive action against lynchings. After his political career, he returned to law and was appointed to a federal commission.

Robert Broadnax Glenn's political identity is marked by a unique blend of progressive social policies and a deeply rooted localism. His staunch advocacy for statewide prohibition and forest conservation reveals a commitment to moral and environmental imperatives. Broadnax Glenn's response to the 1906 lynching in Salisbury, deploying state militia and issuing an executive order against future lynchings, underscores a surprising intersection of progressive social justice and authoritarian measures. His simultaneous involvement in religious leadership as an ordained elder while serving as governor further complicates his ideological positioning.