Miller as born in
Kansas City, Kansas in 1949 but moved to Eudora in 1951 and graduated from Eudora High School in 1967. Miller graduated from
Washburn University as part of their class of 2000 with a degree in History and Political Science. However, he worked as a paralegal to a financial firm in 1997 sparking his interest in a career in law. In 2004 he worked as a paralegal for a law firm and attended the
University of Missouri–Kansas City in pursuit of a
J.D. starting in 2012 and graduating in 2015 and was accepted to the Kansas bar. ==Political career==