The book “Experiment in investigative, judicial and expert practice” by Alexander Belkin is a deep and multifaceted study devoted to an important topic that occupies a central place in the criminal process and law enforcement. This work will be of particular interest to lawyers, investigators, lawyers, judges, as well as law students seeking to understand the intricacies and nuances of the legal system. Alexander Belkin, known for his work in the field of criminal law and procedure, offers the reader a unique view on the application of the experiment as a method of proof in judicial practice. In his book, the author examines not only theoretical aspects, but also practical examples, which makes the material accessible and understandable to a wide audience. Belkin focuses on how the experiment can serve as a powerful tool in establishing the truth, as well as its role in the investigation and trial process. The book covers a variety of topics, ranging from the history of the application of the experiment in criminal proceedings to modern approaches to its use. The author raises important questions about the admissibility and reliability of experimental data, as well as about the legal and ethical aspects of their application. In this context, Belkin not only analyzes existing norms and practices, but also offers his recommendations for improving investigative and judicial practice. Readers interested in law will be pleasantly surprised at how the author successfully combines theory with practice. Belkin uses a lively and accessible language, which makes it easy to perceive complex legal concepts. His style of presentation, saturated with examples from real practice, makes the book not only informative, but also fascinating. This work will be an excellent addition to the library of any lawyer who seeks to deepen his knowledge and skills. The book also addresses important topics related to human rights, fairness and the effectiveness of justice. Belkin emphasizes that the experiment is not just a method, but a whole philosophy that can change the approach to crime investigation and trial. This makes the book relevant not only for professionals, but also for everyone who is interested in issues of justice and law and order in society. If you are looking for literature that will help you better understand how the justice system works and what tools are used to achieve justice, the “Experiment in investigative, judicial and expert practice” will be a real find for you. This book will not only expand your knowledge, but also make you think about how important it is to apply scientific methods in law to achieve objectivity and fairness. In addition to this work, readers can pay attention to other works by Alexander Belkin, such as Criminal Procedure: Theory and Practice and Legal Aspects of Expertise in Criminal Procedure, which also offer valuable insights and in-depth analyses in the field of criminal law. The Experiment in Investigative, Judicial and Expert Practice is thus not just a book, but a real find for anyone who wants to immerse themselves in the world of criminal law and understand how scientific methods can help in the search for the truth. Do not miss the opportunity to get acquainted with this important work, which, of course, will be an important step towards professional growth and understanding of the complex processes taking place in the legal system.