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In page Benjamin Spock:

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By the late 1960s, however, Spock's opposition to the Vietnam War had damaged his reputation. The 1968 edition of Baby and Child Care sold half as many copies of the prior edition.[citation needed] Later in life, Spock wrote Dr. Spock on Vietnam and co-wrote an autobiography entitled Spock on Spock (with wife Mary Morgan Spock), in which he stated his attitude toward aging: Delay and Deny.[6]