Mark Dempster
Introducing the new Big Issue agony uncle Mark Dempster…
![](https://www.bigissue.com/wp-content/uploads/2017/09/mark-dempster_hero.jpg?w=768)
Introducing the new Big Issue agony uncle Mark Dempster…
Mark Dempster is a Harley Street addiction therapist, has a radio show with Russell Brand – and now he is The Big Issue's brand new agony uncle