Joshua Zeichner, MD, FAAD, is a Board Certified Dermatologist and an Assistant Professor at Mount Sinai Hospital in Manhattan. As the Director of Cosmetic and Clinical Research, Dr. Zeichner is actively involved in clinical trials for psoriasis, eczema, acne, and actinic keratoses. He has interests in both medical and cosmetic dermatology, including cosmetic rejuvenation of the aging face. He serves as an Investigator, Adviser, and a Consultant for various pharmaceutical companies. His professional affiliations include the American Academy of Dermatology, Acne and Rosacea Society, and Skin Cancer Foundation. Dr. Zeichner's has published in top peer-reviewed journals and lectured to international audiences. After attending the University of Pennsylvania for college, he attended the Johns Hopkins University School of Medicine. He completed his Dermatology residency at Mt. Sinai Hospital and served as a Chief Resident. He also finished a 2 year Dermatopharmacology fellowship.