In 'The Religio-Medical Masquerade: A Complete Exposure of Christian Science', Frederick William Peabody meticulously dissects the intersection of religion and medicine within the framework of Christian Science. Written in a clear, persuasive style, Peabody employs rigorous argumentation and a plethora of contemporary medical and theological sources to expose what he perceives as deceptive practices masked as spiritual healing. The book situates itself within the critical discourse of the late 19th and early 20th centuries, a time marked by fervent debates over the validity of alternative healing practices amid burgeoning scientific advancements. Frederick William Peabody, a well-educated individual in both medicine and theology, draws on his diverse experiences in advocating for a clearer understanding of faith-based healing. His background as a physician and a scholar equips him with the necessary tools to scrutinize the claims of Christian Science, which he sees as undermining both medical science and authentic religious practice. Peabody's personal convictions and commitment to conventional medical ethics inform his passionate critique of what he views as a harmful fusion of spirituality and pseudoscience. 'The Religio-Medical Masquerade' is an essential read for those interested in understanding the complexities of faith healing, the limits of medical science, and the ethical implications intertwined with religious beliefs. Peabody's incisive arguments challenge readers to critically evaluate the narratives surrounding health and spirituality, making this work a valuable resource for both scholars and practitioners in the fields of medicine, theology, and ethics.