Prescribed Titles (DP IB Theory of Knowledge): Revision Note

Naomi Holyoak

Written by: Naomi Holyoak

Reviewed by: Jenny Brown

Updated on

Understanding the prescribed titles

  • The prescribed titles give you a single knowledge question to explore

  • The titles are designed to be debatable, so you should expect more than one reasonable answer depending on assumptions, perspectives and selected areas of knowledge

  • A strong response is selective and precise:

    • it discusses fewer ideas, but links each one clearly to the title

    • it tests each claim with examples to show its strengths and limits

Identifying command terms

  • Command terms within each title tell you what kind of judgment is required, e.g.:

    • To what extent” requires a reasoned judgement about scope, conditions and limits

    • Discuss” requires you to explore different viewpoints and weigh them

    • ...agree” requires you to take a clear position while still considering alternatives

Identifying key concepts and assumptions in the title

  • The key concepts in ToK are: certainty, evidence, interpretation, truth, power, justification, explanation, objectivity, perspective, culture, values and responsibility. You should identify them in the title before developing your ideas

  • The title also contains assumptions, because it often treats an idea as already true and asks you to explore this

    • E.g. in “To what extent is interpretation a reliable tool in the production of knowledge?”, the title assumes interpretation is something we use to produce knowledge, so you should consider whether interpretation is always present and whether it functions differently across areas of knowledge

Maintaining sustained focus on the title

  • Sustained focus means every paragraph explores the title in its exact terms, rather than drifting into a general discussion of a theme

    • The essay is marked against the title exactly as it is written, so you should not change the wording of the title

    • Any quotation marks in a title should be treated as part of the task wording, even when you disagree with the viewpoint

  • You should keep returning to the same key concepts as the essay develops, because the essay is judged on how well you explore one title, not on how many ToK ideas you mention

    • Material that does not help answer the title weakens the line of argument, even if it is interesting

2026 prescribed titles

  • The prescribed titles are the six official essay questions set by the IB for your examination session, and your ToK essay must respond to one of them

  • The titles for 2026 can be found below:

Prescribed title 1

In the production of knowledge, does it matter that observation is an essential but flawed tool? Discuss with reference to the natural sciences and one other area of knowledge

Prescribed title 2

To what extent do you agree that doubt is central to the pursuit of knowledge? Answer with reference to two areas of knowledge

Prescribed title 3

Is the power of knowledge determined by the way in which the knowledge is conveyed? Discuss with reference to mathematics and one other area of knowledge

Prescribed title 4

In the acquisition of knowledge, can we only understand something to the extent that we understand its context? Discuss with reference to two areas of knowledge

Prescribed title 5

To what extent do you agree with the claim that “all things are numbers” (Pythagoras)? Answer with reference to the arts and the human sciences

Prescribed title 6

To what extent is interpretation a reliable tool in the production of knowledge? Answer with reference to history and one other area of knowledge

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Naomi Holyoak

Author: Naomi Holyoak

Expertise: Biology Content Creator

Naomi graduated from the University of Oxford with a degree in Biological Sciences. She has 8 years of classroom experience teaching Key Stage 3 up to A-Level biology, and is currently a tutor and A-Level examiner. Naomi especially enjoys creating resources that enable students to build a solid understanding of subject content, while also connecting their knowledge with biology’s exciting, real-world applications.

Jenny Brown

Reviewer: Jenny Brown

Expertise: Content Writer

Dr. Jenny [Surname] is an expert English and ToK educator with a PhD from Trinity College Dublin and a Master’s in Education. With 20 years of experience—including 15 years in international secondary schools—she has served as an IB Examiner for both English A and ToK. A published author and professional editor, Jenny specializes in academic writing and curriculum design. She currently creates and reviews expert resources for Save My Exams, leveraging her expertise to help students worldwide master the IBDP curriculum.