Matthew Bannister on Professor Peter Higgs, the physicist who won the Nobel prize for explaining why the building blocks of the universe have mass. Trevor Griffiths, the playwright whose stage and TV dramas focused on left wing politics and social issues. We have a tribute from the actor Jack Shepherd. Hella Pick, the long serving Guardian foreign correspondent who enjoyed the company of many world leaders. Margaret Tynes, the African-American soprano who sang leading operatic roles and worked with Duke Ellington. Interviewee: Roland Pease Interviewee: Dr Alan Walker Interviewee: Jack Shepherd Interviewee: Paul Allen Interviewee: Linda Christmas Interviewee: Michael Harper Producer: Catherine Powell Archive used: BBC News at Six : 04/07/2012; BBC The Life Scientific 18/02/2014; Nobel Prize Announcement in Physics 2013, Youtube, 08/10/2013; All Good Men, Play for Today, BBC 1, 31/01/1974; Trevor Griffiths, BFI, YouTube Upload, 02/06/2017; Through the Night, Play for Today, BBC 1, 04/08/1977; Trevor Griffiths interviewed by Sir Tony Robinson, Showreel 88, BBC2, 26/12/1988; Hardtalk, BBC, 1997; Desert Island Discs, BBC Radio 4, 16/11/2018; Aida - 'Ritorna vincitor' az I. felvonásból, 08/09/1962; Macbeth - 'Una macchia e qui tuttora' a IV. felvonásból (Gran Scena del Sonnambulismo / Alvajáró jelenet) 08/09/1962; A Drum Is a Woman, Pt. 1 by Duke Ellington, Margaret Tynes, Duke Ellington & His Orchestra; "Salome" excerpt, Spoleto, 1961