Norman Vincent Peale was an influential American Protestant clergyman, author, and public speaker best known for popularizing the concept of positive thinking. Though primarily a religious figure and writer, he appears via archival footage in documentary films such as Grey Gardens.
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Norman Vincent Peale was an influential American Protestant clergyman and author who is featured through archival footage in documentary films.
He appears in archival roles in documentaries such as Grey Gardens and The Making of Trump.
