Nan Whaley holds a bachelor's degree in chemistry and a Master of Public Administration in urban studies. Early in her career, she engaged in grassroots political organizing, serving as Ohio chair of the College Democrats of America and co-chairing a state-level support group for a presidential campaign. Whaley transitioned to public service, spending nearly a decade on the Dayton City Commission before being elected mayor of Dayton, where she significantly reduced unemployment and implemented various urban development and public health initiatives. During her tenure as mayor, she led the city through a mass shooting and advocated for gun control legislation.

Nan Whaley's political identity is characterized by a blend of progressive urban revitalization and a pragmatic focus on local economic stability. Her tenure as Dayton's mayor saw a notable commitment to manufacturing and job creation, drawing significant investment into the region. Whaley's approach to public health, particularly in tackling the opioid crisis, reveals a willingness to challenge state policies and hold powerful entities accountable. Her education initiatives, including universal access to high-quality preschool, demonstrate a commitment to long-term community development. Whaley's response to the 2019 mass shooting and her advocacy for gun control legislation further illustrate her nuanced stance on public safety issues.