premise: Julie Summers (born 1960) is an English author, historical consultant and writer, best known for the book "Jambusters." The book focuses on several women who were members of the Women's Institute during World War II and who were inspiration for the ITV series Home Fires. She is the granddaughter of Philip Toosey and the great niece of Sandy Irvine.
hypothesis: Julie Summers was brought into this world during the later years of the 1960's
reason: Julie Summers was born in the year 1960, not the later years of the 1960's. The model probably saw 1960 and assumed it was correct