One of America’s key opinion leaders in treating rosacea and acne, Dr. Joshua Zeichner is an expert in skin care, cosmetic dermatology and cosmeceuticals. His work has been published in many top peer-reviewed dermatology journals, and he is actively engaged in pioneering clinical research. His expert opinion is frequently called on by the media, and he has featured in Glamour, The New York Times, Cosmopolitan, Vogue, Allure, Style Watch, The Good...