Before we begin to construct a current reality
tree, we need to discuss something called the Categories of Legitimate
Reservation (CLR), which will act as our “rules-of-engagement” for construction
of Current Reality Trees. The Theory of Constraints (TOC) Thinking Processes
relies heavily upon the intuition of the individual using it. In order for this
intuition to be useful, it usually must be verbalized and communicated to others.
Since the verbalization process can be difficult for many people, TOC has
developed some intuition-helping tools. One of the most fundamental is a
dual-purpose set of tools, referred to collectively as the Categories of
Legitimate Reservation (CLR’s). These CLR also serve to help solidify the logic
of each causal connection. The CLR’s also help us construct our own logical
relationships and help us evaluate the logic of others. That is, the CLR’s help
us all avoid errors in logic as we progress through the construction of our
Current Reality Tree.
The understanding and use of these tools is essential for constructing and verifying the validity of cause-effect-cause relationships. Once verbalized, these tools also play an important role in the communication process.
There are a total of eight different CLR, each
serving a different purpose and while they’re not difficult to understand, they
do require some practice using them to keep them in your head. Or you can do
what some people do and simply use a cheat sheet.
1. Clarity – Be certain that the individual
words used in the various boxes (1) are understood by everyone involved in the
construction of the CRT, (2) are a clear grasp of the idea being presented, and
(3) there is an obvious connection between the cause and the effect being
introduced.
2. Entity Existence – Entities are complete
ideas expressed as a statement. When constructing the graphic blocks (entities), be sure that the text is a complete sentence, not a compound sentence, and the
idea contained in the sentence is valid and legitimate. Normally there is
evidence to demonstrate its validity.
3. Causality Existence – The cause and effect
relationships must really exist and there should be no doubt in anyone’s mind
that “if we have this,” “then we will definitely have that.” In other words, a clear cause and
effect relationship must exist.
4. Cause Insufficiency – Sometimes it requires
more than one cause to be present to create the predicted effect, so be certain
that you have identified and included all major contributing causes.
5. Additional Cause – It is possible that two
completely different causes will result in the same effect, so each time you
observe or imagine an effect, you must consider all of the possible independent
causes.
6. Cause-Effect Reversal – Don’t mistake an
effect for a cause. People sometimes confuse the effect for the cause, so be
careful.
7. Predicted Effect – This category is firmly
rooted in the scientific method as evidenced by its primary function – to
strengthen or break the proposed hypotheses. Predicted Effect may be used to
test the validity of entities or causal relationships. It focuses the user on
seeking the valid effects that must stem from the existence of the causality or
the entity if they are valid. The Predicted Effect category asks the following
question: Does another entity co-exist that will either strengthen the
causality entity or disprove it?From a single cause can come many effects, so
be sure to list all of the possible effects that you know about. This is where
the team approach to CRTs becomes effective.
8. Tautology – This is sometimes referred to
as circular logic because the effect is offered as a rationale for the
existence of the cause. Don’t take the effect as unequivocal proof alone that
the cause exists without considering other alternatives.
Communicating Productively
When two or more people are having a
discussion, how do they communicate differing perspectives or ideas? We have
all experienced discussions, which deteriorate into fruitless arguments. These
discussions usually take some time to unravel; time for individuals to
understand what is being proposed and to determine if they can agree on a
conclusion. Why does this happen? Many times it is because we don’t know how to
constructively scrutinize our claims and the claims of others. Usually this
situation is magnified because we also do not know how to communicate our
concerns to others in a way that does not lead to defensive reactions.
When used to verify causality, the CLR’s
greatly diminish the impact of the first phenomenon (not knowing how to
constructively scrutinize claims). CLR’s can also be used in a specific order
to promote non-defensive, focused, productive discussions. This process is
based on four valid assumptions:
1. It is more effective to give people a
chance to explain what they mean, than to attack what we’ve understood them to say.
2. People are responsible for substantiating
their claims.
3. People are not idiots.
4. What is said, and what is meant, are
not always the same thing.
OK, so now that you know about the CLRs, how
do we use them and what is their real purpose? Unlike the IO Map, which is
based upon necessity-based logic, the current reality tree uses
sufficiency-based logic. Whereas the IO Map was read as, “in order to have "x"…..I must
have "y" …..” CRTs are read in an “if-then” form. So, to determine sufficiency, we
might ask questions like “is this enough to cause that?” or “is this sufficient
to result in that?” In short, a sufficiency tree implies that the causes are
sufficient to actually produce the effect. As we construct the CRT in the
next few blogs, there will be more clarity on how we use the CLR's to construct
them.
A Current Reality Tree (CRT) is a logic-based
structure designed to illustrate your current reality, as it actually exists now, or
how it previously existed. As such, it reflects the intrinsic order of the
cause-effect-cause phenomenon. The next blog will cover the basic principles
associated with the CRT.
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