Regan Deering holds a Bachelor of Science in Biology from Duke University and a Master of Arts in Education from DePaul University. With a background in biology and education, Deering has experience as a teacher and has managed a franchise in educational services. Their professional journey includes leadership roles in both the private and public sectors, which have equipped them with a diverse skill set. Deering has also been involved in political activism, particularly in education policy debates during the COVID-19 pandemic.

Regan Deering's political identity is marked by a staunch defense of individual liberties and a resistance to what she calls "radical indoctrination." Her legislative efforts to ban transgender girls from participating in girls' sports reveal a highly principled stance on gender identity issues, often aligning with conservative factions. Despite her conservative leanings, Deering's economic policies display an unexpected focus on job preservation in Central Illinois, suggesting a localized approach to economic prosperity. Her opposition to tax hikes and support for spending caps indicate a rigid fiscal conservatism, yet her resistance to mask mandates during the pandemic shows an ideological flexibility on public health issues.