These incentives are designed to recruit or retain teachers in less desirable locations or for positions in fields with shortages, and to reward for national board certification or excellence in teaching. (voices.washingtonpost.com)
I don't seek national board certification to boost my ego; I did it to become a better teacher! (educationworld.com)
You state that an intern must «obtain national board certification» to receive a clear credential. (edsource.org)