Last spring, however, Gloria Mark at UC Irvine and collaborating U.S. Army scientists produced another intriguing study involving e-mail.

FORBES: Are Smartphones Making Us Dumber?

In one seminal study in 2005, the University of California at Irvine informatics professor Gloria Mark found that information workers on average switch tasks every three minutes.

FORBES: Are Smartphones Making Us Dumber?

The Journal talked to Gloria Mark, a professor at the University of California, Irvine, who says it can take 23 minutes for a worker to get back to the task at hand after a distraction.

FORBES: How To Overcome Workplace Distraction

The brains behind Hill Street Blues, NYPD Blue and L.A. Law will bring his latest legal drama, Raising the Bar, which stars Mark-Paul Gosselaar, Gloria Reuben and Kaczmarek, to the cable outlet this fall.

FORBES: TNT Is Raising The Bar

"D-Man in the Waters" (1989), an often frantically busy exercise performed in Ms. Prince's olive-drab costuming to Mendelssohn's effervescent Octet for Strings in E-Flat Major, began life as a showcase honoring a company dancer then ravaged by AIDS. It remains a thin, derivative work that looks back here and there in its diving-to-the-stage energy to Paul Taylor's masterly, heart-pumping, Bach-inspired 1975 "Esplanade, " as well as to Mark Morris's evocative and momentous 1981 "Gloria" (to Vivaldi).

WSJ: The Only Good Part Is the Music | Bill T. Jones/Arnie Zane Dance Company | 'Play and Play: An Evening of movement and Music | Joyce Theater | By Robert Greskovic