Dr. Schlessinger has been in practice since 1992 and he and his wife, Nancy, have two children, Claire and Daniel. Dr. Schlessinger graduated from high school in Irmo, South Carolina, graduated Phi Beta Kappa and Summa Cum Laude from the University of Rhode Island and attended the basic sciences of Medical School at Brown University. He studied his clinical rotations at Baylor College of Medicine. He completed his internship and residency in pediatrics at the University of Alabama Children's Hospital in Birmingham. His dermatology residency was completed at Barnes Hospital at Washington University School of Medicine in St. Louis, MO, one of the top five medical schools in the country.

He regularly lectures in national review courses for family practice and emergency room physicians and regularly teaches and trains doctors and dermatologists from across the country as well as residents, physician assistants and medical students from both Creighton University and the University of Nebraska Medical Center. He has been invited to lecture at the prestigious American Academy of Dermatology conference.