...very deleterious effect on the level of intelligence. In conclusion it is stated that " the steps lhat should be taken to preserve or Increase our present...continued propagation of defective strains in the present population11. CARRBRAS, Dr. F. Prote'ccio a la Dona gravida. Barcelona, 1922. 56pp. After some consideration...

...and will proceed with an accelerating rate as the racial admixture becomes more and more extensive The really important steps are those looking toward...propagation of defective strains in the present population, for even if all immigration were stopped now, the decline of American intelligence would still be inevitable."...

...such preventive action he includes: (1) not only restrictive but highly selective immigration ; (2) prevention of the continued propagation of defective strains in the present population. The tests made in the army during the World War have been the subject of many statistical studies,...

...intelligence than the Nordic stocks of western Europe. "The really important steps," wrote Brigham, "are those looking toward the prevention of the continued propagation of defective strains in the present population."21 Widespread intelligence testing could identify and reward persons whose genetic endowment...

...while all of Europe is comparatively free of this taint." "The really important steps," he continued, "are those looking toward the prevention of the continued...propagation of defective strains in the present population." Two years later Brigham became the College Board's director of testing and instituted a test based...

...arrival of Africans as "the most sinister development in the history of the continent." Brigham wrote, "The really important steps are those looking toward...continued propagation of defective strains in the present population."13 After the war, Brigham took his views to Princeton where he became a professor. He might...

...or psychological credentials, it is not surprising that Brigham's research leads to this conclusion: "Immigration should not only be restrictive but highly...continued propagation of defective strains in the present population."118 The danger posed by these "defective strains" was a constant theme in the anti-immigration...

...racial admixture here that is infinitely worse than that faced by any European country today. . . . The really important steps are those looking toward...propagation of defective strains in the present population. . . . This . . . will determine the future course of our national life" (quoted in Chase 1980, 272)....

...of immigration and naturalization laws will only afford a slight relief from our present difficulty. The really important steps are those looking toward...propagation of defective strains in the present population. If all immigration were stopped now, the decline of American intelligence would still be inevitable....

...the immigration and naturalization laws will only afford a slight relief from our present difficulty. f common things. The ports ye shall not enter, The...ye shall not tread, Go, make them with your living If all immigration were stopped now, the decline of American intelligence would still be inevitable....