Mr. Hilliard received his undergraduate degree in English literature from St. Edward’s University in Austin, Texas where he graduated summa cum laude. A four-year letterman in tennis, Mr. Hilliard won numerous awards and championships and was inducted into the St. Edward's Athletics Hall of Fame. He was also named the 1980 'athlete of the year' for all sports. In 1983, he graduated with honors from St. Mary’s Law School in San Antonio. While attending St. Mary's Law School, he served as the associate editor of the St. Mary’s Law Journal. Upon receiving his Juris Doctor degree, Mr. Hilliard began his legal career at the Law Offices of Guy Allison in Corpus Christi. He established Hilliard Muñoz Gonzales LLP in 1985, which is now Hilliard Martinez Gonzales LLP, and then Hilliard Shadowen LLC in 2012.
Mr. Hilliard has been featured on ABC World News Tonight, Good Morning America, FOX News, 60 Minutes and other national and international media. A 2011 cover story in NSIDE magazine called Mr. Hilliard, “The Champion.” That same year, Texas Super Lawyers magazine featured an article about him entitled, “The Bulldog.”