Dr. McGuire earned her Bachelors, Masters and Doctoral degrees from Temple University, Villanova University, and Chestnut Hill College. She interned at the Children's Hospital of Philadelphia and the Lenape Valley Foundation. Her clinical interests include endocrine and hormone disorders, performance anxiety, and catastrophic injury and trauma. She works with law firms on a case-by-case basis to support litigation and victims' rights.

Dr. McGuire worked overseas for the Republic of Ireland in the government Health Service (HSE) as a Senior Psychologist. There she supervised both the general Community Psychology Department, and the psychology service of the Child & Adolescent Psychiatry Department for two counties, Westmeath and Longford. She held an appointment as an Assistant Professor for Georgia Regents University, Medical College of Georgia, Department of Psychiatry. She has also worked for the Philadelphia Prison System conducting psychological assessments for the PA State Board of Parole and Probation and the courts, state and federal.

Dr. McGuire has extensive experience providing supervision to clinical psychology pre-doctoral interns and post-doctoral fellows.