Mrs. Costello graduated in May 1999 with a Bachelor's of Science in Exercise Science, Athletic Training from The George Washington University. In 1999, she earned her Master's Degree in Physical Education from Kent State University, Ohio. Earning her teaching certificate in 2004 through Central Washington Univeresity, she has been actively teaching since. During her fellowship at the United States Military Academy at West Point, Mrs. Costello received the "Commander's Aware for Civilian Service." Mrs. Costello is a Certified Athletic Trainer serving the high schools of St. Mary's County. She has been with the company for nine years. In her spare time, Mrs. Costello is an avid supporter of the charity Team Muscle Makers. She is a recreational runner and is also an active medical volunteer at endurance events.