41.   Marion Jones took a great leap forward in her bid for five gold medals.

42.   Mokyr, an optimist, expects information technology to be the source of another great leap forward.

43.   Merletti said Thursday that it was not a great leap from the world of presidential security to professional football.

44.   No great creative leaps there.

45.   Not that great a leap for veteran Hal Hartley leading lady Elina Lowensohn, who carries the title role off stylishly.

46.   Of course, that does not substitute for face-to-face contact, but it does allow for great technological leaps.

47.   Other utilities likely will make the great leap forward too.

48.   Reed said China is staging something of an environmental great leap forward.

49.   Replace those car engines with fuel cells and it takes no great leap of the imagination to envisage millions of similar cells being manufactured to power homes.

50.   Questions remain, but supporters say the plan represents a great leap forward.