In Episode 4 of the series Professor Lennox is joined by Sir John Kirwan (known to most as JK), a former New Zealand rugby player and co-founder of workplace wellbeing technology platform Groov.  They discuss how JK’s own experiences with depression informed his extensive mental health advocacy work and led to the founding of Groov, with a mission to impact mental wellbeing globally by helping businesses to improve employee wellbeing and performance. Here, they also look at ways people can build resilient mental health, and the role of business leaders in helping individuals manage their own wellbeing. Content warning: Please be aware that this episode refers to depression, suicide and suicidal thoughts.