Scottish comedian and writer Susan Calman is known for her regular appearances on the BBC Radio 4 News Quiz, as well as a number of other panel shows, including QI.
Since quitting a career in corporate law in 2006, Susan has taken numerous successful stand-up shows to the Edinburgh Fringe.
Her memoir, Cheer Up Love: Adventures in Depression with the Crab of Hate, chronicles a life-long struggle with mental health.
She talks to Charlotte Graham while on the second UK Tour of her live show The Calman Before The Storm.