The list of Web of Science’ „Highly Cited Researchers” for 2018 has been released ( This year approximetaly 6000 researchers from 21 various scientific disciplines were recognized from all over the world, whose publications were most frequently cited between 2006 and 2016. Prof. Pál Pacher, external scientific advisor and Doctor Honoris Causa of Semmelweis University, currently affiliated at NIH, USA has received this highly prestigious honor again, similarly to the previous years.