Markus graduated cum laude from the Sandra Day O’Connor College of Law at Arizona State University. While in law school, he joined the Woodnick team as a law clerk.

Markus has successfully argued before the Arizona Supreme Court and the Arizona Court of Appeals. He prevailed against the State of Arizona in the landmark “abusive head trauma” decision, Crosby-Garbotz v. Fell in & for Cty. of Pima, 434 P.3d 143, 144 (Ariz. 2019). Markus also drafted the Arizona Family Law Practitioners’ Amicus Brief in McLaughlin v. Jones, 401 P.3d 492 (2017), a cornerstone case in Arizona same-sex marriage and parenting rights law. Markus has also argued cases resulting in several published decisions in the Arizona Court of Appeals, including Doty-Perez I and Doty-Perez II (adoption and visitation rights) and Chapman v. Hopkins (third-party child custody). In addition to his appellate work, Markus is also a trial lawyer with experience in family law, juvenile law, criminal law, and administrative proceedings.

Markus enjoys helping people understand the legal process so they can make informed decisions, actively participate in the outcomes of their cases, and improve their lives. While not at the office, Markus trains sheepdogs to compete in herding trials.