Situation Critical: Good thinking can come from better writingWriting is often regarded as a highly useful tool for developing students’ critical thinking skills—and rightly so—but assigning more writing isn’t in and of itself enough to improve student’s critical acumen. To foster critical thinking, instructors need to keep cognitive goals in mind at every step of the teaching process. The term “critical thinking” has been variously defined by researchers, but in general refers to careful, judicious thinking that questions the relevance of facts, the validity of sources, and the logic of conclusions. Critical thinkers can identify patterns, apply information, draw conclusions, and make recommendations—in short, the abilities expected of college graduates.
When planning writing tasks for a course, instructors need to
consider what kind of thinking the work asks of students. It may be
helpful to refer to Bloom’s taxonomy, the well-known categorization of
thinking skills that identifies six levels of cognitive tasks in order
of increasing difficulty: knowledge, comprehension, application,
analysis, synthesis, and evaluation. Each level lends itself to distinct kinds of writing assignments. Knowledge At
this level, instructors expect students to recall information or
demonstrate understanding of a subject’s key components. Most short
answer and multiple-choice tests focus on this level of cognition. A
typical writing assignment might ask students in a psychology class to
explain the stages of emotional development in children or ask students
in a science class to describe the process of DNA duplication. Comprehension This
level asks students to take their knowledge and order or classify it.
The traditional compare and contrast essay is often a standard
demonstration of comprehension. Students in an economics course could
be asked to compare two economic theories. At this level, the
instructor would expect only a factual comparison, not an evaluation of
the theories’ relative merits. Application This
cognitive step requires students to use knowledge in new circumstances.
For instance, an instructor in an education class might ask students to
write a paper demonstrating how a particular educational model could be
used in a specific classroom setting. Students at this level of thought
begin to see real world uses for their learning. Analysis At
this stage, students recognize patterns and look for evidence. In a
structural engineering class, students might be expected to write a
report explaining what went wrong with a building that collapsed. At
this stage students begin to explain phenomena and ideas. Synthesis As
students move to this level, which is sometimes seen as equal in
complexity to the next stage, they draw on knowledge from diverse
sources to draw conclusions and predict outcomes. In a crop sciences
class, an instructor might introduce a reading about how a certain
species of non-native plant adapted to the Texas Gulf coast region and
then ask students to speculate about how the same species might adapt
to the coastal plain of Virginia. At this level, there’s greater
emphasis on generalizing knowledge. Evaluation Finally,
at this level students are asked to look for bias or subjectivity in
information and put forth a position of their own. A typical assignment
in a marketing class might ask students to compare two marketing
strategies for a new product and argue which is more likely to be
effective. Or a medical student might be asked to review relevant
research and argue for how often doctors should recommend certain
routine health screenings. Students at this level can contend with
questions that have no clear-cut answers. When working to
encourage students’ critical thinking skills, instructors should
remember that the best assignments work in sequence, meeting students
where they are and building from there. For instance, at the beginning
of the semester, the instructor might ask for several brief (perhaps
ungraded) assignments that ask students to demonstrate comprehension of
the reading and lecture material. The responses can help an instructor
gauge where students are in their intellectual development. Additional
assignments can progress from that point. Most of the
recommendations for teaching writing dovetail nicely with the
recommendations for fostering critical thinking. For instance, most
composition theorists suggest abandoning research papers in favor of
more real-world assignments. Such assignments are a natural for
students at the third stage of development, application, which asks
them to use knowledge in new contexts. Likewise, the multiple
drafts touted as a best practice for teaching of writing, lend
themselves to improving critical reasoning because they give
instructors repeated opportunities to redirect students’ thinking,
using questions, for instance, to encourage them to dig deeper. Similarly,
when using peer response, instructors can direct students to move
beyond proofreading to question the effectiveness of the evidence their
peers offer or analyze the appropriateness of the piece for its
intended audience. Finally, instructors might ask students to
reflect on their own learning. When students hand in an assignment,
instructors can ask them to describe their writing experience: What did
they find difficult? What did they do well? What would they do
differently next time? Do they have any questions about the material? At
first, students may see this assignment as little more than an
opportunity to offer up excuses, but eventually they come to see
“writing about the writing” as a chance for genuine dialogue, not only
with the instructor but also with themselves. After all, a critical eye
should also be able to look inward.
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