Nice podcast with Drew Hanlin.  Discusses how he became an NBA skills coach and his approach.  Discusses some of his clients and what they are working on this offseason. 
Been working with Tatum since he was 13. 

Highest IQ players he's worked with:  Embiid, Tatum and Beal

Hardest worker:  Lavine

Player he'd most like to work with:  Giannis

https://hoopshype.com/2018/07/21/nba-skills-coach-drew-hanlen-on-his-career-and-the-progress-of-joel-embiid-gordon-hayward-markelle-fultz-and-more/