A rare look at âIT.â Werner Erhard, in an unusual media appearance, shares âthe Experienceâ of est... ITs origin, ITs growth, ITs usefulness, ITs cost, ITs futureâwith writer Sam Keen, psychiatrist Lloyd Moglen and psychologist Allan Cohen. An insightful look at est and what ITâs about. Werner himself said that this program was âone of the best presentations of est.â