it's not like they're mutually exclusive, but i'm surprised he hasn't identified his transitions as something to work on. he's giving up big chunks of time and strategic benefit in just about every race he does. it's especially critical if he's hoping to race the 100k or 70.3 distances.
____________________________________
https://lshtm.academia.edu/MikeCallaghan
http://howtobeswiss.blogspot.ch/
____________________________________
https://lshtm.academia.edu/MikeCallaghan
http://howtobeswiss.blogspot.ch/