Dr Zach Bush
Bear Grylls
https://www.abebooks.co.uk/9781434703583/Sons-Lessons-Wild-Adventure-Called-1434703584/plp
James May Manlab.
https://www.bbc.co.uk/programmes/b0105yvp
Steve Biddulph Raising Boys.
https://www.theguardian.com/theobserver/1999/jun/20/life1.lifemagazine1
https://biblio.co.uk/book/raising-boys-why-boys-different-how/d/1268884175
