This vintage book contains a collection of fascinating essays written by Herbert Spencer. The works in this collection are primarily based on the topics of human evolution and development, and will be of considerable utility to those with a scholarly, or general interest in these subjects. The chapters of this book include: "The Development Hypothesis", "Progress: Its Law and Cause", "Transcendental Psychology", "The Nebulae Hypothesis", "Illogical Geology", "Bain on the Emotions and the Will", "The Social Organism", "The Origin of Animal Worship", etcetera. Herbert Spencer (1820 - 1903) was an English philosopher, biologist, anthropologist, and sociologist. This antiquarian volume is being republished now in an affordable, modern edition - complete with a specially commissioned new biography of the author.