"James Frederick Ferrier" by Elizabeth Sanderson Haldane offers a comprehensive exploration of philosophy within the context of the Scottish Enlightenment. Focusing on Ferrier's contributions, Haldane delves deep into metaphysics, idealism, and epistemology, shedding light on his profound insights into the mind-body problem and ethical considerations. As a prominent figure in Scottish philosophy and a scholar at the University of St Andrews, Ferrier's work embodies the essence of transcendentalism and rationalism. Haldane paints a vivid portrait of Ferrier as an intellectual luminary whose ideas on theism and rationalism continue to shape philosophical discourse. Through meticulous research and analysis, she highlights Ferrier's enduring influence on subsequent generations of philosophers. This biography serves as a testament to Ferrier's intellectual legacy and his lasting impact on the field of philosophy. By contextualizing his ideas within the broader landscape of the Scottish Enlightenment, Haldane offers readers a profound understanding of Ferrier's contributions and his role as a pioneering thinker in the realm of metaphysics and epistemology.