William Hawley Atwell holds an Artium Baccalaureus and Bachelor of Science from Southwestern University, followed by a Bachelor of Laws from the University of Texas School of Law. He began his career in private practice in Dallas before serving as the United States Attorney for the Northern District of Texas. Atwell also played a foundational role in the establishment of the Dallas Zoo as its first commissioner. After a brief foray into politics, he returned to private practice and was later appointed to the United States District Court for the Northern District of Texas, where he eventually became Chief Judge.

William Hawley Atwell's political identity is marked by a surprising blend of progressive conservation efforts and staunch support for small businesses. His tenure as the first commissioner for the Dallas Zoo underscores a commitment to environmental stewardship, while his advocacy for small business growth reveals an unexpected alignment with economic liberalism. Atwell’s legislative and judicial career further exemplifies a calculated approach to policy, balancing regional interests with broader ideological goals.