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  2. 48 Hours (TV program) - Wikipedia

    en.wikipedia.org/wiki/48_Hours_(TV_program)

    48 Hours, known for a period of time as 48 Hours Mystery, is an American documentary news magazine television show broadcast on CBS. The show has been broadcast on ...

  3. Mastery learning - Wikipedia

    en.wikipedia.org/wiki/Mastery_learning

    The motivation for mastery learning comes from trying to reduce achievement gaps for students in average school classrooms. During the 1960s John B. Carroll and Benjamin S. Bloom pointed out that, if students are normally distributed with respect to aptitude for a subject and if they are provided uniform instruction (in terms of quality and learning time), then achievement level at completion ...

  4. Maureen Maher - Wikipedia

    en.wikipedia.org/wiki/Maureen_Maher

    News anchor, reporter, correspondent of 48 Hours Mystery Maureen Maher (born 1967) is an American television news reporter and correspondent. She is primarily known as one of the hosts of the CBS program 48 Hours .

  5. 48 hours with Usher: Concert preparation, family time and ...

    www.aol.com/48-hours-usher-concert-preparation...

    Usher's professional rise began at 15 with his self-titled debut album and continued with 1997's "My Way," which revolutionized the R&B slow jam with "Nice & Slow" and "You Make Me Wanna ...

  6. "48 Hours" show schedule - AOL

    www.aol.com/news/48-hours-program-schedule...

    True crime. Real justice. "48 Hours" is the one to watch on Saturday nights. ALL NEW: 10/9c: The "No Body" Case of Dee Warner: When a woman disappears, her children are certain she's been murdered ...

  7. Troy Roberts (journalist) - Wikipedia

    en.wikipedia.org/wiki/Troy_Roberts_(journalist)

    Roberts was most recently a correspondent for 48 Hours and had been in this role with CBS since 1998. He has earned an Alfred I. DuPont-Columbia Award and two Emmy awards. He was awarded his first Emmy for coverage of the 1996 Olympic Summer Games in Atlanta and the bombing that occurred during the event.

  8. 'Extreme violence': CBS' '48 Hours' to report on brutal 2018 ...

    www.aol.com/extreme-violence-cbs-48-hours...

    The CBS news show “48 Hours” will air a report Saturday on the grisly murder of Aileen Seiden, a Miami woman whose horribly beaten body was found more than six years ago in Eastpoint.

  9. Bloom's 2 sigma problem - Wikipedia

    en.wikipedia.org/wiki/Bloom's_2_Sigma_Problem

    Mastery learning is an educational philosophy first proposed by Bloom in 1968 [8] based on the premise that students must achieve a level of mastery (e.g., 90% on a knowledge test) in prerequisite knowledge before moving forward to learn subsequent information on a topic. [9]