Penny Severns holds a bachelor's degree in political science and international relations, establishing a strong academic foundation. She began her career in public service as a special assistant to the administrator of the Agency for International Development, gaining international experience. Severns transitioned to local politics, winning a seat on the Decatur City Council and later serving in the Illinois Senate. She also participated in a fellowship at Harvard University's Kennedy School of Government, furthering her expertise in governance. Throughout her career, Severns demonstrated leadership in budget negotiations and revenue issues, and she championed health initiatives, particularly in cancer research.

Penny Severns's political career is marked by an intriguing blend of local advocacy and progressive ideals. Her legislative focus on budget negotiations and revenue issues reveals a strategic approach to economic policies that balances fiscal responsibility with support for working families. Severns’s commitment to preserving cultural heritage, as seen in her advocacy for the Dana–Thomas House, juxtaposes with her support for cancer research, showcasing a unique prioritization of both environmental and health issues. Her personal battle with breast cancer further humanizes her dedication to health policy, making her a compelling figure in the intersection of personal experience and public advocacy.