Hi Richard/Sandy

 

Another few differences between PBL and TBL

 

1)       PBL has an information literacy piece where students go off
with their learning issues, do independent research and come back to the
group and integrate what they find.....TBL does have this except with
careful design

 

2)       In PBL is facilitator only....never expert.....in TBL you can
step into the role of expert at appropriate times to aid student
learning.....a lot of faculty are uncomfortable completely shedding the
role of expert that PBL requires

 

Jim

 

________________________________

From: Team-Based Learning [mailto:[log in to unmask]] On
Behalf Of Sandy Cook
Sent: Tuesday, May 12, 2009 10:55 PM
To: [log in to unmask]
Subject: Re: TBL in the NY Times, Five Questions

 

Dear Richard,

 

I guess I can answer two of your questions to the TeamLearning listserv,
being the Associate Dean for Curriculum at the Duke-NUS Graduate Medical
School Singapore.

 

*         Does anyone know what evidence supports Kamei's statement "Our
first class did extraordinarily well using this method" as quoted above
by Kolesnikov-Jessop?

 

We are in our 2nd year of existence.  We have 26 2nd year students and
48 1st year students.  Our results are quite preliminary, thus not yet
published, but are encouraging.  As background, we are delivering,
essentially the traditional, often lecture based, Duke Curriculum using
TBL exclusively in the 1st year basic sciences course; using some
adapted versions of TBL in the 2nd year clinical teaching; hoping that
lessons learned will apply for our students as they engage in their 3rd
year research; and will be encouraging more TBL for 4th year return to
clinical activities.  We will be publishing as we move forward with this
adventure, but are clearly not yet ready for prime-time.

 

Essentially, we start with the course and content structure from Duke
and use their recorded lectures as the preparatory material.  We have
developed over 70 TBL sessions to provide the students with an active
learning environment critically reviewing and discussing the principles
set forth in the basic science lectures.  We have used similar
assessments as Duke (both in teacher made course exams and NBME
Comprehensive Basic Science Exam (CBSE), Clinical Subject Exams) so that
we can at least bench mark our performance to Duke Students.  We also
are measuring students' attitudes on some environmental issues using the
Dundee Ready Educational Environment Measure (DREEM).  We will be
measuring our students on their performance on the USMLE Step 1 and Step
2CK and would welcome any other thoughts on tools and measures to use to
explore the impact of this learning strategy.  

 

So, the statement by Dr. Kamei is based on the fact that our first group
of 26 students performed similarly as the Duke Students on the faculty
developed assessments yet when they took the CBSE exam, as did Duke
students, at end of 1st year, without any study time (or encouragement
even - but asked to use it diagnostically to see where their gaps were),
Our students' mean was statistically higher in comparison to Duke
Students (n=100).  Clearly there is lots of room for discussion on the
validity of the comparison and limitations (from Halo effect to non
comparable samples), which is why we are not yet ready to publish.  We
hope to be able to replicate the results in July when our current 48
first year class takes the CBSE for first time; and explore
sustainability with the original group as they take CBSE for 2nd time.
We acknowledge that this is only a small component of assessing impact
and believe it is more than the knowledge that we will be influencing.

 

To our advantage, we have a natural control group at Duke who is not
(yet) using this methodology, and provides us with ample opportunity to
make interesting comparisons.  Randomized Pre/Post is not exactly
possible here, but we still think we have a good opportunity for
learning some great things about this strategy.

 

 

*         What's the difference between TBL and PBL? 

 

I'm certain others can and have responded to this in more detail, but
from our perspective the major differences are:

*         Students in TBL are closely guided ahead of time (with
direction from faculty/material) on what they need to know to solve the
'problem' they are given (or application in TBL terms) rather than using
discovery learning.  I should note that it is not a statement of "good"
or "bad" about discovery learning - but just a different approach.  It
was more efficient for us to tell the students what to prepare rather
than take the time to enable them to discover what they needed.  

*         Students come prepared (on this prep material) and are held
accountable for that preparation in their grades through individual
assessments; however, it is followed by group assessments on same
material to further enhance learning.  Just-in time learning- they are
primed to learn based on their own individual struggles.  

*         All the teams are in the same room, so there are fewer
facilitators needed and the facilitation engages all teams, so there is
the same experience and similar closure on sessions for all students.
Which was critical for us as our faculty size is very limited compared
to a traditional medical school.

*         All the problems are done in class so there are less group
dynamic problems with someone doing part of the work for the group and
individuals riding only on the group work. 

 

There are probably many others, but these are the four key ones that we
felt were important factors that influenced our decision to us this
strategy over PBL.

 

Sandy

 

 

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