The book "Transition of the Faculty of Biology and Ecology to the Level System of Personnel Training" by O. A. Marakayeva, published by Yaroslavl State University named after P. G. Demidova is an important and relevant work devoted to the reform of educational processes in the field of biology and ecology. This publication will be of particular interest to both students and teachers, as well as to anyone interested in modern trends in higher education and training of specialists in the field of natural sciences .. In his book, the author examines in detail the transition of the faculty to a level training system, which includes bachelor's and master's degrees .. This is new