Werner Erhard
Nato il 5 settembre 1935 a Philadelphia, Pennsylvania, USA.
Biografia
Werner Hans Erhard (born John Paul Rosenberg; September 5, 1935) is an American author and lecturer known for founding est (offered from 1971 to 1984). In 1985, Erhard replaced the est Training with a newly designed program, the Forum. Since 1991, the Forum has been kept up to date and offered by La...