Jo Usmar is a British author, ghostwriter, and journalist.S he has authored and co-authored eight titles in the bestselling This Book Will Make You... mental-health series.

Ruth Allen PhD is a geotherapist, a qualified outdoor counsellor/psychotherapist, person-centred therapeutic coach, and an experienced trainer and facilitator. She specialises in outdoor practice, nature connection and the power of relationship.

Jessamy Hibberd is a Chartered Clinical Psychologist and author of several books. She regularly speaks on podcasts, radio, to corporates and at events.

A former filmmaker turned psychotherapist, author, and yoga teacher.