Nicholson's screen debut occurred when she spoke out over a local dispute over school buses. The presenter of Thames TV News, Eamonn Andrews, told her she was a natural for the job. A year later, Nicholson had secured her first presenting job on the 1971–72 show Tea Break.Daily Express, page 10, 26 January 1972. By April 1972,Daily Mirror, page 18, 19 April 1972. this had become Good Afternoon, after which her TV career spanned the next 25 years. Nicholson then presented British television programmes such as After Noon, After Noon Plus and Mavis on 4 from the 1970s to 1990s, on which she interviewed people including Elizabeth Taylor, Kenneth Williams, Kenny Everett, David Bowie, James Baldwin, Peter Cook and Dudley Moore. Nicholson presented the Channel 4 programme A Plus 4, which ran from 1984 to 1986. In 1983, she presented the discussion series Predicaments, also a Thames production for Channel 4; she dismissed the view that the programme was "voyeuristic" as "middle-class queasiness".Colvin, Clare (25 March 1983), "Peeping in on people's problems", The Times, page 13. For the BBC, she appeared on Start the Week regularly in the 1970s, presented You and Yours in 1976 and hosted a number of interview and discussion series, including Open Air from 1988 to 1989 and Welsh editions of the Radio 2 Arts Programme in the 1990s.BBC Genome Project – Radio Times listings
