Here's some light reading for you: Routledge International Handbook of Golf Science

[nevets88]

Print edition is two and a half bucks, but Kindle is much more reasonable for the casual reader. There are quite a number of pages in the preview.

Quote

Table of Contents

Introduction

[Martin Toms]

Section I: Biomechanics and Equipment

Section Introduction 

[Sasho Mackenzie]

1. The Golf Coaching-Biomechanics Interface

[Andrew Morrison and Eric Wallace]

2. Ground Reaction Forces and Pressures During the Golf Swing: Understanding and Implementing this Information

[Scott Lynn and Will Wu]

3. The Sequence of Body Segment Interactions in the Golf Swing

[Peter Lamb and Paul Glazier]

4. The Kinematic Sequence: Achieving an Efficient Downswing

[Rob Neal]

5. Inter- and Intra-Individual Movement Variability in the Golf Swing

[Paul Glazier and Peter Lamb]

6. How the Shaft of a Golf Club Influences Performance

[Sasho Mackenzie]

Section II: Skill Learning and Technology 

Section Introduction

[Sam Robertson] 

7. Is Technology the Saviour or the Downfall of Modern Golf Instruction?

[Aaron Pauls, Chris Bertram and Marc Guadagnoli]

8. Optimizing Golf Skill Learning

[Gabriele Wulf, Steven Orr and Guillaume Chauvel]

9. Putting Implicit Motor Learning into Practice 

[Jamie Poolton and Richard Masters]

10. Factors Influencing the Effectiveness of Modelling Golf Technique 

[Bob Christina and Eric Alpenfels]

11. The Stages of Learning and Implications for Optimised Learning Environments

[Chris Bertram, Mark Guadagnoli and Ronald Marteniuk]

12. Skill Testing in Golf 

[Sam Robertson] 

13. Designing Optimal Golf Practice Environments

[Sam Robertson and Damian Farrow] 

Section III: Performance Development 

Section Introduction

[Marc Lochbaum]

14. Putting; a Direction and Distance Problem

[Matthew W. Bridge and Nicholas Middleton]

15. The Beginning Golfer: Psychological Techniques and Constructs Impacting Putting Performance

[Marc Lochbaum, Zişan Kazak Çetinkalp and Landry Actkinson]

16. Perceptual-Cognitive Expertise in Golf Putting

[Laura Carey, Robin Jackson, Malcolm Fairweather, Joe Causer and Mark Williams]

17. Positive Psychology and Golf

[Sandy Gordon and Jay-Lee Nair]

18. Refining Motor Skills in Golf: A Biopsychosocial Perspective

[Howie Carson and Dave Collins]

19. Golf Analytics

[Richard Rendleman] 

Section IV: Psychological Techniques for Success 

Section Introduction

[Kieran Kingston]

20. The Quiet Eye in Golf Putting

[Sam Vine and Mark Wilson]

21. Golfers' Imagery Use

[Jennifer Cumming, Elliott Newell and Fredrik Weibull]

22. Developing and Maintaining Motivation in Golf

[Kieran Kingston]

23. Masters of the Game: Goal Orientations of Recreational Golfers

[Dan Sachau, Amy Harris, Luke Simmering, Max Adler and Warren Ryan]

24. Individual Differences in Cognitive Processes and Golf Performance

[Patrick Thomas, Andrea Furst and Gerard Fogarty]

25. Golf and the Promise of Mental Health and Well-being for the Elite and Professional Player

[Kitrina Douglas and David Carless]

26. The Psychophysiology of Golf Performance

[Debbie Crews and Amanda Cheetham]

Section V: The Golfing Body 

Section Introduction

[Andrea Fradkin]

27. Physiological and Musculoskeletal Characteristics of the Modern Golfer

[Sean Horan]

28. The Importance of Individualising Exercise Testing and Prescription for Golfers

[Kerrie Evans]

29. Strength and Conditioning for Golf

[John Hellström] 

30. The Older Golfer

[Anthony Vandervoort, David Lindsay and Scott Lynn]

31. Golf Injuries

[Andrea Fradkin]

32. Nutrition for Golf

[Graeme Close, Jamie Pugh and James Morton]

33. The Science of the Yips

[Robert Wharen, Debbie Crews and Charles Adler]

Section VI: The Golfer in Context　

Section Introduction

[Martin Toms] 

34. Understanding Golf and Health 

[Andrew Murray, Evan Jenkins and Roger Hawkes]

35. Young People and Golf 

[Martin Toms]

36. Women in Golf: A Critical Reflection

[Niamh Kitching]

37. The Move from Coach Centred to Participant Centred Golf Coaching

[Jonathan Wright and Martin Toms]

38. Social Interactions Between Coaches and Players: It Really Is a Laughing Matter　

[Charles Fitzsimmons]

39. Expertise in Golf Instruction

https://www.routledge.com/Routledge-International-Handbook-of-Golf-Science/Toms/p/book/9781138189126

https://books.google.com/books/about/Routledge_International_Handbook_of_Golf.html?id=U9YrDwAAQBAJ&printsec=frontcover&source=kp_read_button#v=onepage&q&f=false

http://amzn.to/2ApSplJ

[nevets88]

Of course this figure isn't 100%  but I thought it would be less, I dunno, 15-25%. Gives me hope, lol.

[iacas]

How tightly defined was that one?

I think I remember that study, but it was more tightly defined than "lower body, torso, arms, clubhead."

[billchao]

2 hours ago, nevets88 said:

Of course this figure isn't 100%  but I thought it would be less, I dunno, 15-25%. Gives me hope, lol.

Master your 5 Keys first, then work on your kinematic sequence