Edward Thorndike — American Psychologist born on August 31, 1874, died on August 09, 1949

Edward Lee "Ted" Thorndike was an American psychologist who spent nearly his entire career at Teachers College, Columbia University. His work on Comparative psychology and the learning process led to the theory of connectionism and helped lay the scientific foundation for modern educational psychology. He also worked on solving industrial problems, such as employee exams and testing. He was a member of the board of the Psychological Corporation and served as president of the American Psychological Association in 1912. A Review of General Psychology survey, published in 2002, ranked Thorndike as the ninth most cited psychologist of the 20th century. Edward Thorndike had a powerful impact on reinforcement theory and behavior analysis, providing the basic framework for empirical laws in behavior psychology with his Law of Effect. Through his contributions to the behavioral psychology field came his major impacts on education, where the Law of Effect has great influence in the classroom... (wikipedia)

Psychology helps to measure the probability that an aim is attainable.
Psychology is the science of the intellects, characters and behavior of animals including man.
The real difference between a man's scientific judgments about himself and the judgment of others about him is he has added sources of knowledge.
The restriction of studies of human intellect and character to studies of conscious states was not without influence on a scientific studies of animal psychology.
Human education is concerned with certain changes in the intellects, characters and behavior of men, its problems being roughly included under these four topics: Aims, materials, means and methods.