The Great Courses founded in 1990 by Thomas M. Rollins, is a series of audio and video courses of college level produced and propagated by The Teaching Company, a Chantilly, Virginia company. Customers can take the course by mobile and tablet apps, TV, and other media. You can escape from homeworks, assignments and exams. All the Great Course offers is the engaging and immersive courses which are involved to every field for the lifelong learners. You will enjoy the experienced learning from world’s teachers and professors from top universities and get the knowledge that a common lecture can’t give.