Essays: Scientific, Political, and Speculative is the second volume of the three-volume Library Edition published in 1891. The author of this collection of essays is Herbert Spencer. The edition contains seven previously unpublished essays, as well as various appendices. In his works, Spencer explores various aspects of science, politics, and speculation, revealing complex topics and problems of society and humanity. This book is considered one of the important works of philosophy of the 19th century and will help readers deepen their knowledge and understanding of the modern world through the prism of the works of Herbert Spencer.