21.   He spent the last eight years of his teaching career at Eastern District High School in Brooklyn.

22.   He was born in Bonn, Germany, and received a doctorate in law at the University of Berlin, where he started his teaching career.

23.   He was hired last August when Thomas Bloch, son of chairman Henry Bloch, left to pursue a teaching career.

24.   Her teaching career led her from Bryn Mawr to Wellesley to Boston University to Harvard.

25.   His teaching career began after attending Kentucky on a basketball scholarship.

26.   His teaching career included posts at the University of Colorado and Lewis and Clarke College in Portland, Ore.

27.   His work has been widely exhibited, and he has had a prolific teaching career.

28.   His teaching career included positions at Brown University and the University of Ghana.

29.   His work began to be widely exhibited and collected at the close of his teaching career.

30.   I pulled the worst blunder of my entire teaching career.