Dr. Karp?s current research interests include 3D imaging to improve the quality of breast reduction, reconstruction and augmentation, anesthesia techniques to shorten and improve the recovery of all breast procedures, and short-scar and skin-sparing mastectomy breast reconstruction. Dr. Karp is also involved in studies to improve breast reconstruction with fat injections. His has recently written book chapters on male breast reduction (gynecomastia) and breast augmentaion and mastopexy.