CPT Co founder Tom Isaacs first appeared on BBC Radio 4's 'Ramblings' with Clare Balding when he walked around the coastline of Britain ten years ago.

Tom and Lyndsey Isaacs (pictured above with Clare Balding) are featured in the first episode of the Clare's new series broadcast on BBC Radio 4 on the 13th February.

Please listen again to the broadcast on BBC Radio 4 I-Player by clicking here.