Mother of Werner Erhard (born as Jack Rosenberg); her son was the founder of est also known as Erhard Seminars Training.
William Warren Bartley noted on page 5 of Werner Erhard: The Transformation of a Man, the Founding of Est that she was related on her mother's side to American philosopher Ethan Allen.
Sources:
1920 United States Federal Census. NOTE: Spelling of surname on census page in 1920 is as "Clausen", instead of "Clauson". Name: Bessie P. Clausen. Home in 1920: Philadelphia Ward 40, Philadelphia, Pennsylvania. Household members: William E. Clausen (head), age 36. Bessie P Clausen (wife), age 34. Children: Lorraine Clausen, age 10; Dorothy S Clausen, age 9; Ethel R Clausen, age 7 years and 1 month; William Clausen, age 6; Margery Clausen, age 4 years and 7 months; John Clausen, age 3 years and 7 months; Janet Clausen, age 14 months. Date of census: January 20, 1920.
1930 United States Federal Census. Name: Bessie P. Clauson. Spouse: William E. Clauson. Birth: about 1886. Residence in 1930: Prospect Park, Delaware, Pennsylvania. Household members: William E Clauson (head), age 46. Bessie P Clauson (wife), age 44. Children: Lorraine Clauson, age 21; Dorothy Clauson, age 19; Ethel Clauson, age 18; William Clauson, age 16; Marjorie Clauson, age 14; John Clauson, age 13; Janet Clauson, age 11; Barbara Clauson, age 9; Mildred Clauson, age 7; Edward Clauson, age 5; James Clauson, age 3 and 3 months; Marion Clauson, age 7 months. Date of census: April 8, 1930.
1940 United States federal census. Year: 1940; Census Place: Philadelphia, Philadelphia, Pennsylvania; Roll: T627_3747; Page: 61A; Enumeration District: 51-1939. Joseph Rosenberg (head), age 29. Dorothy Rosenberg (wife), age 29. Children: Jack Rosenberg, age 4. Date of census: April 1-4, 1940.
Bartley, William Warren. Werner Erhard: The Transformation of a Man, the Founding of Est. (1978). Clarkson Potter. ISBN 978-0517535028. pp. 4-5, 17. Quoted excerpt page 5: "Dorothy, on the other hand, was an Episcopalian, of English and Swedish Extraction, a Daughter of the American Revolution, related on her mother's side to Ethan Allen, the colonial American philosopher."
2010. United States. Social Security Death Index (SSDI). Name: Dorothy Selma Rosenberg. Last Residence: 94960 San Anselmo, Marin, California, USA. Born: 15 May 1910. Died: 16 Mar 2010. State (Year) SSN issued: Pennsylvania (Before 1951).
William Warren Bartley noted on page 5 of Werner Erhard: The Transformation of a Man, the Founding of Est that she was related on her mother's side to American philosopher Ethan Allen.
Sources:
1920 United States Federal Census. NOTE: Spelling of surname on census page in 1920 is as "Clausen", instead of "Clauson". Name: Bessie P. Clausen. Home in 1920: Philadelphia Ward 40, Philadelphia, Pennsylvania. Household members: William E. Clausen (head), age 36. Bessie P Clausen (wife), age 34. Children: Lorraine Clausen, age 10; Dorothy S Clausen, age 9; Ethel R Clausen, age 7 years and 1 month; William Clausen, age 6; Margery Clausen, age 4 years and 7 months; John Clausen, age 3 years and 7 months; Janet Clausen, age 14 months. Date of census: January 20, 1920.
1930 United States Federal Census. Name: Bessie P. Clauson. Spouse: William E. Clauson. Birth: about 1886. Residence in 1930: Prospect Park, Delaware, Pennsylvania. Household members: William E Clauson (head), age 46. Bessie P Clauson (wife), age 44. Children: Lorraine Clauson, age 21; Dorothy Clauson, age 19; Ethel Clauson, age 18; William Clauson, age 16; Marjorie Clauson, age 14; John Clauson, age 13; Janet Clauson, age 11; Barbara Clauson, age 9; Mildred Clauson, age 7; Edward Clauson, age 5; James Clauson, age 3 and 3 months; Marion Clauson, age 7 months. Date of census: April 8, 1930.
1940 United States federal census. Year: 1940; Census Place: Philadelphia, Philadelphia, Pennsylvania; Roll: T627_3747; Page: 61A; Enumeration District: 51-1939. Joseph Rosenberg (head), age 29. Dorothy Rosenberg (wife), age 29. Children: Jack Rosenberg, age 4. Date of census: April 1-4, 1940.
Bartley, William Warren. Werner Erhard: The Transformation of a Man, the Founding of Est. (1978). Clarkson Potter. ISBN 978-0517535028. pp. 4-5, 17. Quoted excerpt page 5: "Dorothy, on the other hand, was an Episcopalian, of English and Swedish Extraction, a Daughter of the American Revolution, related on her mother's side to Ethan Allen, the colonial American philosopher."
2010. United States. Social Security Death Index (SSDI). Name: Dorothy Selma Rosenberg. Last Residence: 94960 San Anselmo, Marin, California, USA. Born: 15 May 1910. Died: 16 Mar 2010. State (Year) SSN issued: Pennsylvania (Before 1951).
Mother of Werner Erhard (born as Jack Rosenberg); her son was the founder of est also known as Erhard Seminars Training.
William Warren Bartley noted on page 5 of Werner Erhard: The Transformation of a Man, the Founding of Est that she was related on her mother's side to American philosopher Ethan Allen.
Sources:
1920 United States Federal Census. NOTE: Spelling of surname on census page in 1920 is as "Clausen", instead of "Clauson". Name: Bessie P. Clausen. Home in 1920: Philadelphia Ward 40, Philadelphia, Pennsylvania. Household members: William E. Clausen (head), age 36. Bessie P Clausen (wife), age 34. Children: Lorraine Clausen, age 10; Dorothy S Clausen, age 9; Ethel R Clausen, age 7 years and 1 month; William Clausen, age 6; Margery Clausen, age 4 years and 7 months; John Clausen, age 3 years and 7 months; Janet Clausen, age 14 months. Date of census: January 20, 1920.
1930 United States Federal Census. Name: Bessie P. Clauson. Spouse: William E. Clauson. Birth: about 1886. Residence in 1930: Prospect Park, Delaware, Pennsylvania. Household members: William E Clauson (head), age 46. Bessie P Clauson (wife), age 44. Children: Lorraine Clauson, age 21; Dorothy Clauson, age 19; Ethel Clauson, age 18; William Clauson, age 16; Marjorie Clauson, age 14; John Clauson, age 13; Janet Clauson, age 11; Barbara Clauson, age 9; Mildred Clauson, age 7; Edward Clauson, age 5; James Clauson, age 3 and 3 months; Marion Clauson, age 7 months. Date of census: April 8, 1930.
1940 United States federal census. Year: 1940; Census Place: Philadelphia, Philadelphia, Pennsylvania; Roll: T627_3747; Page: 61A; Enumeration District: 51-1939. Joseph Rosenberg (head), age 29. Dorothy Rosenberg (wife), age 29. Children: Jack Rosenberg, age 4. Date of census: April 1-4, 1940.
Bartley, William Warren. Werner Erhard: The Transformation of a Man, the Founding of Est. (1978). Clarkson Potter. ISBN 978-0517535028. pp. 4-5, 17. Quoted excerpt page 5: "Dorothy, on the other hand, was an Episcopalian, of English and Swedish Extraction, a Daughter of the American Revolution, related on her mother's side to Ethan Allen, the colonial American philosopher."
2010. United States. Social Security Death Index (SSDI). Name: Dorothy Selma Rosenberg. Last Residence: 94960 San Anselmo, Marin, California, USA. Born: 15 May 1910. Died: 16 Mar 2010. State (Year) SSN issued: Pennsylvania (Before 1951).
William Warren Bartley noted on page 5 of Werner Erhard: The Transformation of a Man, the Founding of Est that she was related on her mother's side to American philosopher Ethan Allen.
Sources:
1920 United States Federal Census. NOTE: Spelling of surname on census page in 1920 is as "Clausen", instead of "Clauson". Name: Bessie P. Clausen. Home in 1920: Philadelphia Ward 40, Philadelphia, Pennsylvania. Household members: William E. Clausen (head), age 36. Bessie P Clausen (wife), age 34. Children: Lorraine Clausen, age 10; Dorothy S Clausen, age 9; Ethel R Clausen, age 7 years and 1 month; William Clausen, age 6; Margery Clausen, age 4 years and 7 months; John Clausen, age 3 years and 7 months; Janet Clausen, age 14 months. Date of census: January 20, 1920.
1930 United States Federal Census. Name: Bessie P. Clauson. Spouse: William E. Clauson. Birth: about 1886. Residence in 1930: Prospect Park, Delaware, Pennsylvania. Household members: William E Clauson (head), age 46. Bessie P Clauson (wife), age 44. Children: Lorraine Clauson, age 21; Dorothy Clauson, age 19; Ethel Clauson, age 18; William Clauson, age 16; Marjorie Clauson, age 14; John Clauson, age 13; Janet Clauson, age 11; Barbara Clauson, age 9; Mildred Clauson, age 7; Edward Clauson, age 5; James Clauson, age 3 and 3 months; Marion Clauson, age 7 months. Date of census: April 8, 1930.
1940 United States federal census. Year: 1940; Census Place: Philadelphia, Philadelphia, Pennsylvania; Roll: T627_3747; Page: 61A; Enumeration District: 51-1939. Joseph Rosenberg (head), age 29. Dorothy Rosenberg (wife), age 29. Children: Jack Rosenberg, age 4. Date of census: April 1-4, 1940.
Bartley, William Warren. Werner Erhard: The Transformation of a Man, the Founding of Est. (1978). Clarkson Potter. ISBN 978-0517535028. pp. 4-5, 17. Quoted excerpt page 5: "Dorothy, on the other hand, was an Episcopalian, of English and Swedish Extraction, a Daughter of the American Revolution, related on her mother's side to Ethan Allen, the colonial American philosopher."
2010. United States. Social Security Death Index (SSDI). Name: Dorothy Selma Rosenberg. Last Residence: 94960 San Anselmo, Marin, California, USA. Born: 15 May 1910. Died: 16 Mar 2010. State (Year) SSN issued: Pennsylvania (Before 1951).
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