This week we take a trip back to Londons Shepherds Bush in the 1970s. BBC production offices in Lime Grove, a row of terraced houses knocked together, then to Kensington House - lots of fun producing Sunday nights Thats Life show - encountering Establishment paedophile Jimmy Savile on Top Of The Pops - working as a member of staff in Radio Training - disappointed Nicola gets a Durex ad. Mini - things started going over to the dark side when BBC Personnel became Human Resources in the 1980s and early 1990s - the Belgrano sinking and the day Margaret Thatcher decided to destroy the BBC - secrets of the Secretarial Reserve - how Alan Yentob took over from Richard Somerset-Ward as BBC head of Music and Arts - how to see through todays propaganda