Here is a collection of resources from this website featuring my good friend Joe Alessi, the Principal Trombone of the New York Philharmonic and professor at Juilliard:

My interview with Joe Alessi on The Brass Junkies podcast.

Quotes from a master class at Towson University in 2011:

Part 1
Part 2
Part 3

Quotes from a 2008 master class at the American Bandmasters Association Convention at the University of Miami:

Part 1
Part 2