The Great Courses, formerly known as The Teaching Company, produces 500 lecture courses taught by professors at the nation's leading universities, which they sell on CD, DVD, Audio Download, and Video Download. Their courses vary in length, ranging from 8 to 84 lectures, with lectures lasting either 30 or 45 minutes. The courses cover a wide range of topics in the categories of history, literature, the arts, philosophy, religion, science, and business. Most of their courses are available in both audio and video formats with visual aids included in the video tapings of the professors teaching their course. Their professors are carefully selected through evaluations and auditions from students and customers, and the professors they choose teach at well respected colleges such as Stanford, Georgetown, and many Ivy League colleges. Their products can be purchased online or by calling 1-800-832-2412.
They also now offer a service called The Great Courses Plus to watch most of their courses on online video through your computer, iPhone, iPad, Apple TV, Android phone, Roku streaming device, Chromecast, Amazon Fire TV, and more. For fans of The Great Courses, when you subscribe to The Great Courses Plus, you can then watch over 300 great courses and over 8,000 video lectures as much as you want, whenever you want. You can now sign up for a free one month trial on TheGreatCoursesPlus.com. After the initial free month, the price is $19.99/month, and if you sign up for a full year the price breaks down to $14.99/month. You can browse all these courses by category on their website:
Browse Over 300 Courses Currently Offered Through the The Great Courses Plus