21.   Judging by the mass of books and essays listed in the bibliographies, he is also a favorite topic in academia.

22.   Now a favorite topic of industry conversation is whether Microsoft will be able to avoid that fate.

23.   Radar is a favorite topic of Web ire.

24.   Religion is a favorite topic, too.

25.   Schumer, speaking at New York University, returned to a favorite topic with his address on crime fighting.

26.   Service gripes are a favorite topic here in the San Francisco Bay area.

27.   Speculation about when Liberman would retire as editorial director had been a favorite topic in the magazine business for years.

28.   The hunk of a salesman you met at the bar turned out to be a gun-crazed passive-aggressive lunatic whose favorite topic was himself.

29.   Understandably, this is not my favorite topic.

30.   Weld, in fact, waxed eloquent once again on his favorite new topic as he runs for Senate.