in the news this evening john merrow, our education correspondent, has written a book. the influence of teachers." i believe john is a leading education journalist in america. he should become he's been at it for a long time. john is the only reporter to have interviewed every u.s. secretary of education. often for this program. statistics, at the money and labor from a b+ in psychology, and a in bible one, i don't because a very strong record. i won my case but i think we would say no. >> the most difficult thing is what comes up comes in the office and says why did you do this to me? and then begins to cry. >> john can be confrontational as he was with his union leader in philadelphia. >> you're asking can you evaluate on the performance of the student. >> was secretly receiving money from the makers of ritalin. >> you don't see that as a conflict of interest taking money from the drug companies? >> we see it as a responsibility of the drug company to give us that money. >> he knows how to hang back, let the story reveal itself. >> the next word will be strenuous. stre