This episode I speak with Tim Kettering. Tim Kettenring is a human performance coach and rehab specialist with extensive experience at every level of sport, from developmental to professional, as well as the general population.Tim is the President and Director of Performance for Maverick Human Performance which provides coaching, consulting and education services to coaches, competitive athletes, and everyday athletes around the world. Tim is widely recognized as a subject matter expert on energy system development for athletes. On this episode we discuss:Tim's background?What Tim has learned from coaching RugbyTim's biggest influencesWe talk energy system development - assessment and prescriptionAnaerobic vs aerobic vs hydrid subtypes Aerobic vs alactic developmentSupplements to aid energy system developmentThis was a great discussion with Tim and I hope you all enjoy it. Show Notes:Website - maverickhumanperformance.com Books mentioned:Ultimate MMA conditioning Science of Sports Training People and resources Mentioned:Andy GalpinKevin MulcahyGareth SandfordJoel JamiesonDave TenneyBoo SchexnayderChidi EnyiaVern GambettaJorge CarvajalEddie LeeIan GibbonsMark BennettRobert Wright Pavel Tsatsouline Yuri VerkhoshanksyGeorge Brooks]Stephen SielerCharlie Francis Tim GabbettJames SmithJonas DodooStu McMillanDan PfaffALTISThomas KurzJeremy Frisch Arthur LydiardPercy Cerutty AV HillJames MortonJames MoranIñigo San MillánDan BakerMartin GibalaMark Uyeyama Denis LoganSt. Mary's University Twickenham - MSc strength and conditioningDan JohnSteve MagnessElliott Richardson Rich ClarkeDan Howells