Singleton himself says he remembers the young Middleton studying away in preparation for her General Certificate of Secondary Education (GSCE) at Marlborough College.

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The disc, which goes by the title Antarctic Waves, works on both PCs and Macs and will be made available for free to every secondary school in the UK that teaches GSCE or A-level music.

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According to these data, the earnings gap between those with degrees and those with only GSCE or equivalent was 85% in 2010, indicating that there remains a significant economic return to advanced education, though the gap has substantially narrowed since 1993, when it was 95%.

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