Howard I. Maibach is Professor of Dermatology at the University of California, San Francisco. He is a leading authority in the fields of dermatotoxicology and dermatopharmacology, in which he has conducted much original research and written very extensively, with a total of more than 2,500 publications as lead or co-author. Professor Maibach has served on the editorial boards of more than 30 scientific journals and is a member of many professional societies, including the American Academy of Dermatology and the International Commission on Occupational Health. He has also been the recipient of numerous honors, both within the United States and overseas. Nina Dragicevic-Curic graduated from the University of Belgrade, Faculty of Pharmacy in 1999 and subsequently obtained an MSc and a PhD (summa cum laude, Dr. rer. nat.) in Pharmaceutical Technology from the University of Belgrade and the Friedrich-Schiller University, Jena, respectively. Dr. Dragicevic-Curic is an accredited Specialist in Pharmaceutical Technology. Since 2007 she has been responsible for the preparation of compounded drugs in pharmacies of the state pharmaceutical company “Apoteka Beograd” in Belgrade. She has published in a variety of international journals.