Mr. Casillas joined the Dallas County District Attorney’s Office in 19XX as the Administrative Chief for the Appellate Division. In his role, Mr. Casillas supervises 25 attorneys, one investigator and three support staff. With 20 years of experience practicing law, he specialized in criminal law and prosecution. An active member of the legal community, Mr. Casillas is a member of the Texas District and County Attorney’s Association, the State of Texas Bar Association and the Bar of the Supreme Court of the United States. Additionally, he has been a Board Certified Specialist in Criminal Law since 1996.