Spencer Silver, Kevin Jackson, Patricia Brown, Asfaw Yemiru

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Matthew Bannister on Dr. Spencer Silver, the American chemist who invented the adhesive used in Post It Notes. Kevin Jackson, the writer, broadcaster and critic described as a “21st century man of letters”. Patricia Brown, who played a leading role in cracking German codes at Bletchley Park during the second world war. Asfaw Yemiru, the former street boy from Ethiopia who founded a school for orphans in Addis Ababa which has given free education to thousands of students. Producer: Neil George Interviewed guest: Linda Spencer Interviewed guest: Art Fry Interviewed guest: Tom Sutcliffe Interviewed guest: Iona Brown Interviewed guest: Dr Tessa Dunlop Interviewed guest: Beneberu Demissie Kassa Interviewed guest: Revd Canon Tim Kinahan Archive clips used: Twenty Minutes_Dutch Icons_Vermeer: Radio 3, TX 8.10.2002; Saturday Review: Radio 4, TX 9.11.2019