Dorothy Isaacs was born and educated in St. Thomas, Virgin Islands. She attended and graduated from Castleton University in Castleton, Vermont with a BA in Liberal Arts and a BS in Secondary Education.
She graduated from George Mason School of Law in 1988 and practiced law in Virginia and the District of Columbia for over 30 years. Dorothy was recognized as a Best Lawyer in America and was recognized as one of the 50 Top women lawyers in Virginia for several years. She was also recognized as a Super Lawyer in Virginia and DC. She and her husband, Mark, returned to live permanently in St. Thomas in 2015. She retired in 2019 but is still licensed to practice law in the District of Columbia. She has served on the PFA Board since 2018 representing St. Thomas and St. John District.