31.   And once Hundley arrives from his minor-league injury rehabilitation period, which could be next week, Piazza will have an offensive force behind him to protect him.

32.   And through the Lowell Institute, he was the driving force behind the creation of WGBH-TV.

33.   And what happened to the notion that the prime creative force behind a magazine was its editor, not the head of the ad department?

34.   And the United States was a crucial force behind some swift diplomacy at the United Nations.

35.   And who was the driving force behind a pairing?

36.   And then there are skin-cancer concerns, which seem to be the driving force behind many hat sales these days.

37.   Any experienced investor will tell you that interest rates and company earnings are the real forces behind stock prices.

38.   Are there more sinister forces behind the protests?

39.   As chair of the Republican Task Force on Reform, Hoekstra has been a driving force behind attempts at reform.

40.   Assemblywoman Sandra R. Galef, a Westchester County Democrat, has been a driving force behind the changes.