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HUMAN OS WIKI · 01 · UNDERSTANDING YOURSELF

THOUGHT RECORD

Write down what happened, the thought that came with it and how hard you believe it. Weigh the evidence, then write a more balanced version. The thought record is the main tool of cognitive therapy, and it is built to test a thought, not to cheer you up.

7 min read Last updated October 2026 Source: CAMH CBT guide (Rector, 2010)
Just because you think something does not always mean it is true. — CAMH, Cognitive-behavioural therapy: An information guide (Rector, 2010)
SHORT ANSWER

A thought record is a worksheet from cognitive behavioural therapy (CBT). You write the situation, the automatic thought and how strongly you believe it (0 to 100), and the emotion and how strong it is (0 to 100). Then you list the evidence for and against the thought, write a more balanced thought, and rate both again. The Centre for Addiction and Mental Health (CAMH) calls it the main tool for cognitive change in CBT, and says the goal is accuracy, not positive thinking. CBT as a whole has strong research support. The thought record on its own has been tested directly in only a few short randomized experiments, and the results differ: one found a larger cortisol peak and no difference in mood measures, one found gains in beliefs and anxiety over a control, and one found immediate mood and distress gains that did not last.

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The problem

A friend takes six hours to answer your text. By hour three you know why: you said something wrong, they are done with you, this is how it always goes. Your stomach is tight, you rehearse apologies, and you have not checked a single fact.

The feeling is real. The conclusion arrived so fast it never felt like a conclusion. A thought record slows the sequence down enough to look at it: what happened, what you told yourself about it, what the evidence says, and what a more balanced version would be.

The mechanism

CAMH's CBT guide, written by Neil Rector, builds on an idea it calls a basic assumption of the cognitive-behavioural approach: what you feel in response to a situation is shaped not only by the situation but by what you make of it. Its example is a crash at your bedroom window at 3 a.m. If you think it is an intruder you feel terror, if you think it is a roommate who forgot the key you feel annoyed, and if you think it is your partner you feel excited. The event is the same each time. The thought differs.

CBT calls the quick thought that pops into your mind and shapes the feeling an automatic thought. These are usually so brief, and so quickly overridden by the emotion that follows, that you may not notice them. Learning to notice and evaluate them in the middle of an upsetting situation is, in the guide's words, one of the core skills of CBT (Rector, 2010).

The guide also says distortions in thinking are more likely when you are distressed, because distress wears you down and makes you lean on shortcuts. The Self-Care You Were Never Taught describes the same pattern in the body's alarm state: racing thoughts, black-and-white thinking and catastrophizing, with little access to nuance (Ch. 2). The book's own diary for fawning, which tracks the situation, emotion, body sensation and automatic thought, says most people who keep it discover that the catastrophe they fear when setting a boundary almost never materializes (Ch. 4).

It is not positive thinking. CAMH says CBT is not trying to teach positive thinking as a solution to life's problems. The goal is to look at your experience from different angles, positive, negative and neutral, and reach accurate conclusions. In the guide's worked example, a little new information was enough to move a client from a frightening reading of an upcoming drive to a more balanced and less upsetting one.

WHAT THE RESEARCH SAYS
CBT is well supported. The worksheet alone has a few short experiments behind it, with mixed results.
Hofmann et al. (2012, Cognitive Therapy and Research) reviewed 106 meta-analyses of CBT and concluded the evidence base is very strong, with the strongest support for anxiety disorders, somatoform disorders, bulimia, anger control problems and general stress. The thought record specifically has less behind it. A PubMed search in October 2026 for "thought record" or "thought records" together with randomized, randomised or randomly in the title or abstract (one database, one query) returned 11 records. Three test a thought record itself in a short randomized experiment, and their results differ. Rozek et al. (2018, Biological Psychology) randomized 100 people to a thought-record condition or a control condition around a laboratory stress test: the thought-record group had a larger peak cortisol response and no difference on the study's affect measures. McManus, Van Doorn and Yiend (2012, Journal of Behavior Therapy and Experimental Psychiatry) randomly allocated 91 people in a non-clinical sample to a single-session thought record, a single-session behavioral experiment or a control, and found the thought record beat the control on beliefs, anxiety, behavior and a standardized measure of symptoms, with a small advantage for the behavioral experiment. Elefant et al. (2017, Internet Interventions) randomized 122 people to groups that each completed two of three brief online exercises, one of them a thought record, and found immediate within-group gains in mood and distress but no lasting effects; the abstract does not report results by exercise. The other eight records are about whole treatment packages, a variant called the trial-based thought record, or other topics, so we did not count them. Longmore and Worrell (2007) reviewed component studies and found little evidence that cognitive interventions add to CBT's effect, a reading Hofmann (2008) disputed. A few short experiments and an open debate are a reason to treat the record as a tool to try, not a verdict or a guarantee.

The thinking traps

Step three of the record asks whether one of these is at work. CAMH's guide names seven, after Burns (1999). All-or-nothing thinking: seeing things as black or white with no grey between. Disqualifying the positive: discounting what went well and keeping the focus on what did not. Overgeneralization: treating a single event as something that will never end. Mental filter: fixing on one small negative detail until it takes on great importance. Catastrophizing: assuming the worst case. Mind reading: jumping to the conclusion that someone is thinking badly of you before you have the facts. Personalization: reading a bad outcome as being about something in you.

The Beck Institute's worksheet names five more. It gives an example of each and no definitions, so the one-line descriptions and examples here are our own wording, not Beck's. Emotional reasoning: treating a feeling as proof. Our example: "I feel like a fraud, so I must be one." Labeling: pinning a fixed label on yourself or someone else. Magnification and minimization: blowing up the flaws and shrinking the strengths. "Should" and "must" statements: rigid rules about how you or others have to be. Tunnel vision: seeing only the negative side of a situation.

The protocol

Five steps. The Beck Institute's worksheet budgets 5 to 10 minutes for it, and notes that spelling, handwriting and grammar do not count.

STEP 01

Catch the moment

When your mood gets worse, or you catch yourself doing something unhelpful, ask: what is going through my mind right now? Write down the situation. It can be outside you (something that just happened) or inside you (a strong emotion, a painful sensation, an image, a stream of thoughts about the future).

Do it soon after, while the thought is fresh. If that is not practical, CAMH says to find a time later the same day, before the details fade.
STEP 02

Write the thought and rate it

Write the thought or mental image. If there are several, mark the most distressing one, which the Centre for Clinical Interventions calls the hot thought. Rate how much you believe it, from 0 to 100. Write the emotion and rate how intense it is, from 0 to 100.

The Beck Institute's reminder: thoughts may be 100% true, 0% true or somewhere in the middle.
STEP 03

Check for a thinking trap

Read the lists above and see whether one fits. More than one can apply. The Beck Institute's worksheet marks this step optional.

Naming a trap is a prompt to look again, not a verdict on the thought.
STEP 04

Do the detective work

Write down what supports the thought and what cuts against it. Then press on it from a few sides. Could something else explain what happened? How likely is the outcome you fear, and how would you handle it if it came? What happens when you believe this thought? What does it do to your mood and your choices? What would you say to a friend who told you the same thing?

CAMH's framing of the aim: not to attack the thought, but to move into a questioning mode and judge its accuracy from evidence in your own life.
STEP 05

Write a balanced thought and rate again

Replace the hot thought with a balanced one that fits the evidence you found. Re-rate how much you now believe the original thought and how intense the emotion is. Then ask what would be good to do.

The Beck Institute's worksheet sets its own bar: worth doing if your mood improves by 10% or more.

Not in the middle of the storm

A thought record asks you to reason about a thought. The Self-Care You Were Never Taught gives a different order for a body that is running hot: calm the nervous system first, then think (Ch. 10). Our guidance, built on that rule: if the heat is high, use STOP or TIPP first, and fill in the record once it has come down. The book's quick card for coming down from above your window lists the STOP skill and cold water on the face, the T in TIPP (Appendix B). This page cites no evidence that a thought record calms you in the moment.

Our guidance, not drawn from the sources above: if the thought you are testing is about ending your life, do not rely on a worksheet. Reach a person now. In Canada, call or text 9-8-8 (Suicide Crisis Helpline), any time. If you are in immediate danger, call 911.

The printable: a wallet card

Print this and keep a few copies. The record is easier to start when the sheet is already in your hand.

THOUGHT RECORD · FIVE STEPS
Beck Institute · Centre for Clinical Interventions · CAMH

01 · SITUATION
What happened, or what was going on inside me?
02 · THOUGHT AND EMOTION
The hot thought. How much do I believe it, 0 to 100? What do I feel, 0 to 100?
03 · THINKING TRAP
Does one fit? Optional.
Naming it is a prompt to look again, not a verdict.
04 · EVIDENCE
For the thought. Against it. Another explanation? What would I tell a friend?
05 · BALANCED THOUGHT
Write it. Re-rate the belief and the emotion.
Heat too high? Calm the body first. In a crisis in Canada: call or text 9-8-8.

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Common questions

What is a thought record?
A worksheet from cognitive behavioural therapy for catching the automatic thought behind a strong emotion and testing it against evidence. CAMH's CBT information guide calls it the main tool for cognitive change, and says therapists usually assign it as homework between sessions once therapy is under way (Rector, 2010).
What goes in each column?
Situation: what happened, or what was going on inside you. Automatic thought: what went through your mind, and how much you believe it from 0 to 100. Emotion: what you felt, and how intense it was from 0 to 100. Then evidence for and against the thought, a more balanced thought, and a re-rating of both the belief and the emotion (Beck Institute; Centre for Clinical Interventions; Rector, 2010).
What are thinking traps?
Patterns of distorted thinking that tend to show up when you are distressed. CAMH's guide names seven, after Burns (1999): all-or-nothing thinking, disqualifying the positive, overgeneralization, mental filter, catastrophizing, mind reading and personalization. The Beck Institute worksheet names twelve, adding emotional reasoning, labeling, magnification and minimization, should and must statements, and tunnel vision.
When should I fill one in?
Soon after the situation, while the thought is fresh. CAMH says if that is not practical, find a time later the same day before the details fade (Rector, 2010). The Self-Care You Were Never Taught adds an order for a body running hot: calm it first, then think (Ch. 10).
Does a thought record work?
CBT as a whole has strong support: a review of 106 meta-analyses found the strongest evidence for anxiety disorders, somatoform disorders, bulimia, anger control problems and general stress (Hofmann et al., 2012). The thought record by itself has been tested directly in only a few short randomized experiments, and the results differ. In a lab study of 100 people, completing one around a stress task was followed by a larger cortisol peak and no difference in measures of mood and emotion (Rozek et al., 2018). In a non-clinical sample of 91 people, a single-session thought record beat a control condition on beliefs, anxiety, behavior and a standardized symptom measure, and a behavioral experiment did slightly better still (McManus et al., 2012). In an online study of 122 people who each did two of three brief exercises, one of them a thought record, mood and distress improved right afterward and no lasting effects were found; the abstract does not report results by exercise (Elefant et al., 2017). Whether challenging thoughts is what drives CBT's results is debated (Longmore and Worrell, 2007; Hofmann, 2008).
How is a thought record different from cognitive defusion?
A thought record tests whether a thought is accurate and writes a more balanced one. Cognitive defusion, from Acceptance and Commitment Therapy, does not argue with the thought: it creates distance from it so it stops steering what you do. If arguing with a thought only produces more arguments, the defusion page is the other route.

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SOURCES & CITATIONS▾

This page draws on the sources below and on The Self-Care You Were Never Taught, Chapters 2, 4 and 10.

  • Rector, N. A. (2010). Cognitive-behavioural therapy: An information guide. Centre for Addiction and Mental Health. Automatic thoughts, the seven thinking distortions after Burns (1999), and the thought record. PDF
  • Beck Institute for Cognitive Behavior Therapy. Thought record worksheet, adapted from J. S. Beck, Cognitive Behavior Therapy: Basics and Beyond, third edition. The twelve cognitive distortions and the questions for composing an adaptive response. PDF
  • Centre for Clinical Interventions, Government of Western Australia. Thought Diary 3: activating event, beliefs rated 0 to 100, detective work and disputation, balanced thoughts and re-rating. PDF
  • Hofmann, S. G. et al. (2012). The efficacy of cognitive behavioral therapy: A review of meta-analyses. Cognitive Therapy and Research. 106 meta-analyses reviewed. DOI
  • Rozek, D. C. et al. (2018). Experimentally unpacking cognitive behavioral therapy: The effects of completing a thought record on affect and neuroendocrine responses to stress. Biological Psychology. 100 participants randomized; one laboratory stressor. DOI
  • McManus, F., Van Doorn, K. & Yiend, J. (2012). Examining the effects of thought records and behavioral experiments in instigating belief change. Journal of Behavior Therapy and Experimental Psychiatry. 91 participants randomized; single-session thought record, behavioral experiment or control. DOI
  • Elefant, A. B. et al. (2017). Microinterventions produce immediate but not lasting benefits in mood and distress. Internet Interventions. 122 participants randomized; three brief online exercises, one a thought record. DOI
  • Longmore, R. J. & Worrell, M. (2007). Do we need to challenge thoughts in cognitive behavior therapy? Clinical Psychology Review. A review of component studies. DOI
  • Hofmann, S. G. (2008). Common misconceptions about cognitive mediation of treatment change: A commentary to Longmore and Worrell (2007). Clinical Psychology Review. The published reply. DOI

If you're struggling, support helps. In a crisis in Canada, call or text 9-8-8 (Suicide Crisis Helpline), any time. Youth can text CONNECT to 686868 or call 1-800-668-6868 (Kids Help Phone). If you are in immediate danger, call 911. For the full chapter, see The Self-Care You Were Never Taught.

Where we get our research: We cite peer-reviewed work by its DOI, so each reference above opens the article itself. Where a framework's owner published a book rather than a paper, we name the author, year and publisher and link the publisher's page. The most common are the Gottman Institute's research, Stephen Porges's The Polyvagal Theory (Norton, 2011) and his 2023 reply to its critics, and Fisher and Ury's Getting to Yes (Penguin). Where we have no peer-reviewed article, we name the framework's author and say so. See our editorial policy for the full sourcing standard.