Pauline at Cleonide discusses the (non?-)influence of instrument materials on tone. Unsurprisingly, the naysayers were quick to respond in the comments section with their unsupported arguments (as they have been on my own posts on this topic).
Oboist Christa Garvey shares a breathing exercise for quieting performance nerves.
Saxophonist Ben Britton experiments with some improved altissimo fingerings. And of course I would be remiss not to mention his very attractive saxophone fingering diagrams.