I would say that they are definately a boost to the students (either
up or down - as long as it's 'sold' to them properly).

It gives pupils a totally different perspective on playing and
others players functions within the group.

--- In trombonistsanonymous@yahoogroups.com, mikejauregui1
<no_reply@y...> wrote:
> ....hey guys, I have a question poll.... what is your opinion
> regarding the validity of instrumental challenges in the middle
and
> high school levels, meaning chair challenges in sections....do you
> think they are positive or negative toward the students music
> education....