Testing the Viability of Your EE idea (DP IB Extended Essay): Revision Note
How do you test whether your EE idea is viable?
Guiding questions to test viability
It is a good idea to do a short preliminary investigation to see if your topic is manageable within the 4,000-word limit
Ask yourself specific questions to evaluate your initial ideas
Is it clear?: Will the reader understand the nature of my research and will the question give direction to my research?
Is it focused?: Is the question specific enough to be explored within the word limit and time available?
Is it arguable?: Does the question allow for analysis, discussion and evaluation rather than just a descriptive answer?
Check early whether there are enough accessible resources or data to support your research
Consider if it is easy to find sources of information and if there is a range of views or perspectives on the topic
If resources are insufficient, you may need to amend your question or find a different topic
Lack of data occurs when there is not enough evidence, statistics or primary research available to support a high-level academic argument
Primary research is not required for a strong EE—many excellent essays rely entirely on high-quality secondary sources
Examiner Tips and Tricks
A good research question isn’t just “interesting” — it needs a line of argument. If your plan reads like a report (“describe”, “outline”, “explain what happened”), you’ll struggle to hit the higher bands for analysis and evaluation.
Interest level
Curiosity is described as the "engine of achievement", so this should drive your choice of topic
You must choose a topic of personal interest rather than just what you think looks "academic"
High interest levels are essential for maintaining motivation throughout the approximately 40-hour process
You should ask yourself "What aspect or issue within this broad topic area really interests me?" to narrow your focus
Appropriateness of interdisciplinarity
You must decide if your topic is best explored through one subject or two
Subject-focused: Ask "Could I successfully explore my topic through a single subject?"
Interdisciplinary: Ask "Could my topic be explored better through combining two subjects?"
An interdisciplinary approach is appropriate when a single subject cannot provide a full understanding of the issue
It is often suitable for complex global issues like climate change or migration
You must be able to justify why an interdisciplinary approach is necessary
If you cannot justify the need for two subjects, you should likely take the subject-focused pathway
In an interdisciplinary EE, integration often develops as your research and writing progress—you don’t need to have it perfectly ‘integrated’ from day one
Examiner Tips and Tricks
For interdisciplinary EEs, the simplest self-check is this: could one subject alone answer your question just as well? If yes, it’s probably better as a subject-focused EE. If no, make the “why both subjects are needed” explicit from the start.
Availability of suitable lenses
A lens refers to the specific concepts, theories, methods and perspectives of a subject used to investigate a topic
For a subject-focused essay, you must check if one specific DP subject provides the best lens to investigate your topic
You will use the disciplinary toolkit of that single subject to build your argument
For an interdisciplinary essay, you must identify two DP subjects that can bring different perspectives to the investigation
You must integrate the lenses of both subjects to create new insights
For an interdisciplinary EE, it is strongly recommended that you are studying at least one of the two subjects you are using as lenses
This ensures you have the necessary grounding in the terminology and concepts to conduct rigorous research
Ethical and legal considerations
You must determine early on if your proposed topic or research methods will require specific ethics approval
Ethics approval is the formal permission required when research involves potentially sensitive topics or human participants to ensure no harm is caused
You must ensure your research methods align with ethical guidelines, such as respecting privacy and ensuring the well-being of any participants
If your topic involves unacceptable methods, such as trespassing or using copyrighted material without permission, the idea is not viable
If your topic involves people, sensitive issues, or experimental work, speak early with your supervisor/EE coordinator and use the IB ethical guidelines to make safe, responsible decisions
Examiner Tips and Tricks
Don’t leave ethics until late. If your idea involves people, sensitive topics, or experiments, check expectations early — the IB’s ethical guidance (and your school’s safeguarding/consent rules) can change what research is allowed.
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