The Great Lectures LLC produces a series of lectures by outstanding authorities in various fields on current topics such as psychology, economics, music, and gender policies, as well as, academic subjects such as what we can learn from the decline of the Roman Empire, insights into Abraham Lincoln, and the music of the top Broadway and classical composers. Typically each series consists of three lectures usually given on Saturdays that are approximately one hour each including time for Q and A and a one-hour break.