| http://www.w3.org/ns/prov#value | - of relativity; forerunner of quantum physics and subsequent sciences of complexity in the 20th century. ??? 1915: In an address to the National Conference on Social Welfare, Abraham Flexner declares that social work has not yet qualified as a profession, especially because its members do not have a great deal of individual responsibility and because it still lacks a written body of knowledge and
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