He enrolled instead in grad studies in literature at Harvard, but was uninspired by thoughts of a career in that field.

WSJ: When Success Follows the College Rejection Letter

Dr Hallam's report - Ability Grouping in Schools - reviewed literature on ability grouping from the first studies in 1919 to 2001 and looks at research evidence from Europe, the USA and the Far East.

BBC: Streamed classes 'demotivate'

Specific marks are being allocated for good spelling, punctuation and grammar - a change that affects exams in English literature, geography, history and religious studies taken since January this year.

BBC: Education & Family

In this review of the literature, I find twenty-six such studies going back to 1983, and all but three of those studies, and every study in the last fifteen years, find a negative effect of taxes on growth.

FORBES: Academics Have Spoken, And Obamanomics Is The Path To Slow Growth

Nevertheless, some 11, 000 experimental studies are known in the social sciences (compared with over 250, 000 in the medical literature).

ECONOMIST: Social science