Including at 6.20 Pause for Thought with Jonathan Romain.
And at 9.15 Pause for Thought with Major Charles King.
Featuring throughout the week
Tracks of My Years, in which veteran easy-listening crooner Andy Williams picks - two a day - his ten favourite records, and a spotlight on the new album by pop band Cherry Ghost.
Sitting in for Jeremy Vine until Thursday.
Sitting in for Steve Wright all week.
A special edition of the R&B/ blues programme featuring guest Mavis Staples , the youngest and lead singer of familial gospel-soul act the Staple Singers. She discusses the civil rights struggle, Hurricane Katrina and her recent collaboration with Ry Cooder.
Tonight's playlist features career highlights from the 1950s onwards. Music choices: page 134
Hiptunes and perky banter. Guest Brett Anderson performs live.
Mark Nightingale conducts the BBC Big Band with Australian jazz trumpeter and trombonist James Morrison and vocalist Emma Pask.
Presented by Clare Teal.
2/12. Veteran musician and broadcaster Humphrey Lyttelton with a personal pick of jazz rarities, archive recordings and new releases.
Simon Mayo with new and old rock and pop. Guests include Editors and Andrea Corr.
Scottish indie singer/songwriter Kris Drever performs live in session.
Including at 1.30 Pause for Thought.
3.30 as 1.30.