This year book of dermatology focuses on psoriasis. Psoriasis is the most common noncommunicable dermatologic disease seen in practice. “Year Book of Dermatology – 2018 Psoriasis” is a compilation of some of the recent literature pertaining to various aspects of psoriasis. This book consists of 129 chapters, which include apremilast in psoriasis–a prospective real-world study, management of common side effects of apremilast, secukinumab and apremilast combination therapy for recalcitrant psoriasis, psoriasis and the risk of diabetes, risk of cancer in patients with psoriasis on biological therapies, the akkermansia-muciniphila is a gut microbiota signature in psoriasis, association between obesity and pediatric psoriasis, burden of chronic urticaria relative to psoriasis in five european countries, carboxytherapy for treatment of localized chronic plaque psoriasis, increased levels of lipocalin 2 in palmoplantar pustular psoriasis, serum elafin as a potential inflammatory marker in psoriasis, psoriasis and vitiligo are close relatives, silencing of homeobox A5 gene in the stratum corneum of psoriasis etc. Analytical comments on the articles and the end of each one sees the key messages to the same have skillfully written in this book. This book needs to be placed in the hands of all dermatologists.