Hagan studied at the Scottsdale Artist School, the Gibbs Museum School and privately with many notable contemporary master artists including Kim English, Kenn Backhaus, John Carroll Doyle, George Strickland and Gay Faulkenberry. In addition, she studied the works of historical painters such as John Singer Sargent and Joaquín Sorolla y Bastida. She also holds a degree in journalism from the University of South Carolina.

       Her paintings hang in numerous private, corporate and yacht collections in the US and abroad including The Sanctuary Resort at Kiawah Island, SC. Her work has been included in many invitational exhibitions including the Carmel Plein Air Painting Competition in California and she was presented with the Award of Excellence at the COPA Plein Air Painting Annual in Charleston, SC. Her work was also featured in a one woman exhibition in 2006 at the Iredell Museums, Statesville NC and at the Hickory Museum of Art in Hickory NC in 2009.

       A long time resident of Charleston and an avid traveler with a passion for the open waters, Hagan and her husband are currently living aboard a 53-foot boat and split their time painting in and along the coastal villages of the eastern US and the Bahama Islands.

       Hagan is a member of the Oil Painters of America and a founding member of both the Charleston Outdoor Painters Association (COPA) and The Plein Air Painters of The Southeast (PAP-SE). She teaches plein air painting in Italy, The Abacos, France and in the US.