Longitudinal Case Formulation (5 Ps): PDF Worksheet, Tools and Exercises

Most patients arrive with a convincing sense that their difficulties came from nowhere. Presenting the 5 Ps longitudinal formulation verbally, without any visual scaffold, rarely shifts that perception: the clinician speaks, the patient nods, and the historical thread stays invisible. This fiche PDF gives you a shared map to draw on together in session, so that the causal architecture of the patient's difficulties becomes something they can see, not just hear.

Why the 5 Ps Resist an Oral Explanation

The longitudinal case formulation is conceptually familiar to every practitioner trained in CBT, schema therapy, or any model drawing on Persons (2008) or Johnstone and Dallos (2014). The clinical challenge is not theoretical: it is the gap between what you hold in your head and what the patient can actually integrate. When you narrate the model verbally, patients often hear a list of problems rather than a connected story. They lose the vertical logic: that a predisposing environment generates a core belief, which hardens into an old rule for living, which then becomes brittle when a precipitating trigger arrives and the presenting symptoms erupt.

Without a visual, the distinction between predisposing and precipitating collapses. Protective factors get mentioned last and forgotten first. And the concept of an If/Then rule, so central to schema-informed work, floats without a hook. The fiche anchors all of this on a single page.

What the Fiche Contains: A Visual Map of the Patient's History

The fiche PDF is structured across three panels, all strictly grounded in the Macneil (2012) and Johnstone and Dallos (2014) tradition.

Panel 1 presents the full model top to bottom: Predisposing factors (early experiences such as "critical parent, bullying, loss, unpredictable home") flow into core beliefs ("not good enough," "unlovable," "worthless"), then into old rules for living in explicit If/Then form ("If I please everyone, then I am safe"). Below the midpoint sit the Precipitating trigger, the Presenting problems with their four-part loop (thoughts, feelings, body, behaviour), and finally the Protective factors: support, humour, movement, past wins. A space at the bottom invites a new rule for living to replace the old one.

Panel 2 runs a fully worked example end to end, showing how a parent who "only praised top grades" seeds the belief "I am not good enough," the rule "If I'm not the best, I'm worthless," and an eventual presenting picture of insomnia, rumination, and boss avoidance. This worked example is what makes the first panel clinically legible: patients see the logic instantiated before applying it to themselves.

Panel 3 moves to intervention: testing the old rule with three targeted questions ("Is this rule actually working for me? What does it cost me? What does it give me?"), identifying behavioural signs that the rule is active (over-apologising, perfectionism, people-pleasing, self-silencing, harsh inner voice after small mistakes), and drafting a replacement that keeps the rule's protective intention while removing the absolutes. Three "To discuss in session" prompts close the panel, making it explicit that this is collaborative work, not solo homework.

> Key point: the fiche is a visual support that facilitates the explanation of longitudinal case formulation in session. It is not a self-report questionnaire; it is an in-session psychoeducation tool that leaves the patient with a concrete, personal map they can return to between appointments.

When and How to Introduce This Fiche

Timing. The fiche fits naturally from the second or third session onward, once you have enough anamnesis to sketch the predisposing column alongside the patient. Introducing it too early, before the alliance is established, risks the patient reading it as a diagnostic verdict rather than a working hypothesis.

Profiles. It is particularly useful in schema-focused presentations, chronic low self-esteem (pair it with core belief clarification work), approval-seeking patterns, perfectionism, and any presentation where the patient frames their difficulties as character flaws rather than learned adaptations. It also supports tracing a distressing automatic thought back to its underlying belief once the map is established.

How to frame it. A low-pathologising introduction might be: "I'd like to sketch out a kind of map with you, looking at where some of these patterns might have come from and what keeps them going. It's a working hypothesis, not a verdict." Walk through panel 1 together, then use panel 2 as an illustration before turning to the patient's own story. Leave the new rule section blank at first; return to it when you work on replacing a negative core belief and reinforcing its alternative.

Debrief. At the next session, ask what the patient noticed re-reading the map: which label surprised them, which felt accurate immediately, which felt wrong. Resistance to a predisposing factor or protective label is clinically rich material. Use the origins of beliefs exercise or a guided core beliefs self-reflection to deepen what the map surfaces. For the behavioural layer, automatic thought monitoring and adaptive versus maladaptive coping mapping integrate cleanly with the presenting section.

One limit to name: with patients in acute crisis or with significant dissociative features, a full longitudinal map can feel destabilising before adequate window-of-tolerance work is in place. Prioritise stabilisation first.

The fiche does not replace the formulation you carry in your clinical reasoning; it gives the patient access to a version of it, and that shared visibility is precisely what allows lasting work on the beliefs underneath the behaviour.

Sources

• Persons, J. B. (1989). Cognitive Therapy in Practice: A Case Formulation Approach. W. W. Norton and Company.
• Beck, J. S. (1995). Cognitive Behavior Therapy: Basics and Beyond. Guilford Press.
• Persons, J. B. (2008). The Case Formulation Approach to Cognitive-Behavior Therapy. Guilford Press.
• Kuyken, W., Padesky, C. A., Dudley, R. (2009). Collaborative Case Conceptualization: Working Effectively with Clients in Cognitive-Behavioral Therapy. Guilford Press.