High Quality Content by WIKIPEDIA articles! Werner Erhard and his self-improvement courses have been referenced in popular culture in various forms of fictional media including literature, film, television and theatre. These courses, known as est, were delivered by the company Erhard Seminars Training. Under the name The Forum, they were delivered by Werner Erhard and Associates. Also, the Landmark Forum, a program created by Erhard`s former employees after purchasing his intellectual property, has had an influence on popular culture. Some of these works have taken a comedic tack, parodying Erhard and satirizing the methodology used in these courses.