Original sentence: Some conductors are reputed to have a similar artistic approach to all forms of music, such as Herbert von Karajan, while others are known to be more flexible.The conductor determines the dynamics and tempo beyond the obvious markings in the music, and then ensures that the entire ensemble is following them as one through the use of visual cues, motions, facial expressionas, and in reherasals, breathing aloud and occasional foot tapping, which is amplified by the conductor's podium.These changes are done for musical affect, and the prime difference between, for example, a school music teacher who conducts, and a professional conductor is that the latter will add to the music what he or she deems to be musical
Edited sentence: Some conductors are reputed to have a similar artistic approach to all forms of music, while others are known to be more flexible.The conductor determines the dynamics and tempo beyond the obvious markings in the music, and then ensures that the entire ensemble is following them as one.This is done for musical affect, and the prime difference between, for example, a school music teacher who conducts, and a professional conductor is that the latter will add to the music what he or she deems to be musical