{"id":3206,"date":"2026-10-28T10:31:37","date_gmt":"2026-10-28T10:31:37","guid":{"rendered":"https:\/\/passion-psycho.com\/?page_id=3206"},"modified":"2026-10-28T10:31:41","modified_gmt":"2026-10-28T10:31:41","slug":"istj-ebook-jungian-functions","status":"publish","type":"page","link":"https:\/\/passion-psycho.com\/en\/istj-ebook-jungian-functions","title":{"rendered":"ISTJ: Build on what matters"},"content":{"rendered":"\n<style>\nbody:has(.pp-guide) .reading-article{max-width:1120px}body:has(.pp-guide) .page-heading{display:none}body:has(.pp-guide) .reading-article>h1{display:none}\n.pp-guide{--ink:#322b39;--muted:#645d67;--plum:#526D83;--paper:#faf7f0;--line:#D7E0E6;--lav:#E5EBEF;color:var(--ink);font-size:17px;line-height:1.78;padding:12px 0 36px}\n.pp-guide *{box-sizing:border-box}.pp-guide h1,.pp-guide h2,.pp-guide h3{color:var(--ink);text-wrap:balance}.pp-guide h1{font-size:clamp(34px,4.6vw,59px);line-height:1.12;letter-spacing:-1.8px;margin:18px 0 24px}.pp-guide 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h2{font-size:25px}}\n@media(prefers-reduced-motion:reduce){.pp-guide *{scroll-behavior:auto}}\n\n.pp-guide .pp-scene{margin:52px auto;max-width:880px}.pp-guide .pp-scene img{width:100%;border-radius:14px}.pp-guide .pp-scene figcaption{font-size:13px;color:var(--muted);margin-top:12px;line-height:1.65}<\/style>\n<div class=\"pp-guide\"><div class=\"pp-language\">JUNGIAN FUNCTIONS<a href=\"https:\/\/passion-psycho.com\/ebook-istj-fonctions-jungiennes\">Lire en fran\u00e7ais \u2197<\/a><\/div><section class=\"pp-hero\"><div><p class=\"pp-kicker\">ISTJ \u00b7 KYRIAN HERMANSEN<\/p><h1>Build on what matters<\/h1><p class=\"pp-lead\">You know what happens after someone makes a promise. There\u2019s time to set aside, details to check, and work somebody will need to do. How do you keep that care for doing things well without becoming the person who handles every loose end?<\/p><p>A 120-page illustrated book that explores the ISTJ personality through Jungian functions and connects them to the decisions and relationships in your daily life.<\/p><p class=\"pp-price\">US$18 \u00b7 English edition<\/p><div class=\"pp-actions\"><a href=\"https:\/\/passion-psycho.com\/commande?edd_action=add_to_cart&amp;download_id=3197&amp;currency=USD&amp;pp_lang=en\" class=\"pp-button\">Get the book<\/a><a href=\"https:\/\/passion-psycho.com\/wp-content\/uploads\/2026\/10\/ISTJ-EN-extrait.pdf\">Read 18 pages free<\/a><\/div><p class=\"pp-fine\">A5 PDF \u00b7 One-time payment \u00b7 No subscription<\/p><\/div><figure class=\"pp-hero-art\"><img fetchpriority=\"high\" class=\"pp-cover\" src=\"https:\/\/passion-psycho.com\/wp-content\/uploads\/2026\/10\/ISTJ-couverture-EN.jpg\" alt=\"Book cover: ISTJ \u2014 Build on what matters\" width=\"1603\" height=\"2274\" fetchpriority=\"high\" decoding=\"async\"><\/figure><\/section><div class=\"pp-facts\"><div><b>120<\/b><span>illustrated pages<\/span><\/div><div><b>4<\/b><span>functions explored<\/span><\/div><div><b>4<\/b><span>weeks of reflection<\/span><\/div><div><b>18<\/b><span>free preview pages<\/span><\/div><\/div><section class=\"pp-reading\"><h2>You recognize the four letters. What comes next?<\/h2><p>ISTJs are often introduced as serious, organized, and traditional. You might recognize parts of that description and still wonder what it actually explains. It doesn\u2019t tell you what catches your attention, why a previous experience comes to mind when you\u2019re deciding, or what would make you reconsider. Those are the questions I want to explore. We\u2019ll start with ordinary situations: picking up a project, explaining a method, keeping an agreement, or realizing a familiar routine no longer works quite as well.<\/p><p>I wrote this book to give the questions more room than a quick personality description can. You\u2019ll find explanations of Si, Te, Fi, and Ne, scenes to think through, comparisons with neighboring types, and a notebook for returning to your own experiences. You don\u2019t need to recognize yourself on every page. The parts that don\u2019t fit can help you understand your own pattern more clearly.<\/p><ul><li>Explore Si beyond the perfect-memory stereotype, including personal impressions, reference points, and their limits.<\/li><li>See how Te supports organized action, and distinguish a useful standard from a rule that has become automatic.<\/li><li>Make room for personal values through Fi and alternative possibilities through Ne, without trying to become someone else.<\/li><li>Work through four weeks of observation: compare experiences, share a method, express a boundary, and try a limited change.<\/li><\/ul><\/section><section class=\"pp-author\"><div><p class=\"pp-kicker\">A note from the author<\/p><h2>Why I keep coming back to the functions<\/h2><\/div><div><p>I\u2019m Kyrian Hermansen. I\u2019ve spent <strong>more than 200 hours studying this subject<\/strong> and have <strong>worked through personality typing with more than 200 people<\/strong>. That personal experience shapes how I explain the framework; it isn\u2019t a scientific study.<\/p><p>I care about making Jungian functions understandable. They are often skimmed over, even though I believe they should guide the search for a type. Four letters are a starting point. I want you to have enough understanding to examine the result against your own experience.<\/p><\/div><\/section><figure class=\"pp-scene\"><img loading=\"lazy\" src=\"https:\/\/passion-psycho.com\/wp-content\/uploads\/2026\/10\/ISTJ-reflexion.png\" alt=\"A man checking board-game pieces in a lending library, illustrated in sculpted paper\" width=\"1536\" height=\"1024\" loading=\"lazy\" decoding=\"async\"><figcaption>Draw on experience, then check what the present situation calls for.<\/figcaption><\/figure><section id=\"fonctions\"><p class=\"pp-kicker\">Si \u00b7 Te \u00b7 Fi \u00b7 Ne<\/p><h2>The functions have room to make sense<\/h2><p>Each function gets its own chapter: an explanation, a place in an everyday scene, and questions to help you examine your own patterns.<\/p><div class=\"pp-functions\"><div class=\"pp-function\"><span class=\"pp-role\">Dominant<\/span><span class=\"pp-code\">Si<\/span><h3>Introverted Sensing<\/h3><p>Return to useful experience<\/p><\/div><div class=\"pp-function\"><span class=\"pp-role\">Auxiliary<\/span><span class=\"pp-code\">Te<\/span><h3>Extraverted Thinking<\/h3><p>Make a decision workable<\/p><\/div><div class=\"pp-function\"><span class=\"pp-role\">Tertiary<\/span><span class=\"pp-code\">Fi<\/span><h3>Introverted Feeling<\/h3><p>Notice what matters personally<\/p><\/div><div class=\"pp-function\"><span class=\"pp-role\">Inferior<\/span><span class=\"pp-code\">Ne<\/span><h3>Extraverted Intuition<\/h3><p>Open up possibilities<\/p><\/div><\/div><\/section><section class=\"pp-reading\"><h2>Your path through the 120 pages<\/h2><ol class=\"pp-toc\"><li><small>7\u201318<\/small><div><h3>Where the framework comes from<\/h3><p>Jung, his exchanges with Freud, and the later work of Briggs and Myers.<\/p><\/div><\/li><li><small>19\u201348<\/small><div><h3>The letters and all eight functions<\/h3><p>The foundations you need, without assuming you already know the vocabulary.<\/p><\/div><\/li><li><small>49\u201360<\/small><div><h3>Meeting the ISTJ profile<\/h3><p>A nuanced portrait that leaves room for the parts you don\u2019t identify with.<\/p><\/div><\/li><li><small>61\u201398<\/small><div><h3>Exploring Si, Te, Fi, Ne<\/h3><p>Four chapters with fictional scenes, explanations, and practical exercises.<\/p><\/div><\/li><li><small>99\u2013108<\/small><div><h3>Connecting the ideas to daily life<\/h3><p>Situations that connect the framework to decisions, conversations, and projects.<\/p><\/div><\/li><li><small>109\u2013120<\/small><div><h3>Observe, try, and return to your experience<\/h3><p>A four-week observation plan, a glossary, and the book\u2019s references.<\/p><\/div><\/li><\/ol><p class=\"pp-fine\">Pages 7\u201348 introduce the shared foundations of the collection. The section focused specifically on ISTJ begins on page 49.<\/p><\/section><section class=\"pp-reading pp-note\" id=\"extrait\"><h2>Get a feel for the book before you decide<\/h2><p>Gabriel returns to the neighborhood board-game lending library after months of closure. He knows the games, the old routines, and the problems with late returns. Louise wants to welcome visitors; Samir suggests playing outside. Across this fictional story, the three decide what to keep, what to change, and what they can realistically promise. The scenes open up questions about the functions. Gabriel isn\u2019t meant to stand for every ISTJ.<\/p><p>The PDF preview contains 18 selected pages from the book. Open it without an account or email address, look through the layout, and see whether the explanations work for you.<\/p><a href=\"https:\/\/passion-psycho.com\/wp-content\/uploads\/2026\/10\/ISTJ-EN-extrait.pdf\" class=\"pp-button\">Open the free preview \u2192<\/a><\/section><section class=\"pp-offer\" id=\"acheter\"><img loading=\"lazy\" src=\"https:\/\/passion-psycho.com\/wp-content\/uploads\/2026\/10\/ISTJ-couverture-EN.jpg\" alt=\"ISTJ \u2014 Build on what matters\" width=\"1603\" height=\"2274\" loading=\"lazy\" decoding=\"async\"><div><p class=\"pp-kicker\">Digital book \u00b7 English edition<\/p><h2>Take a closer look with the ISTJ book<\/h2><p>I wrote this book to give the questions more room than a quick personality description can. You\u2019ll find explanations of Si, Te, Fi, and Ne, scenes to think through, comparisons with neighboring types, and a notebook for returning to your own experiences. You don\u2019t need to recognize yourself on every page. The parts that don\u2019t fit can help you understand your own pattern more clearly.<\/p><p class=\"pp-fine\">120 illustrated pages \u00b7 A5 PDF \u00b7 One-time payment<\/p><p class=\"pp-price\">US$18<\/p><div class=\"pp-actions\"><a href=\"https:\/\/passion-psycho.com\/commande?edd_action=add_to_cart&amp;download_id=3197&amp;currency=USD&amp;pp_lang=en\" class=\"pp-button\">Get the PDF \u00b7 US$18<\/a><a href=\"https:\/\/passion-psycho.com\/wp-content\/uploads\/2026\/10\/ISTJ-EN-extrait.pdf\">Read the free 18-page preview<\/a><\/div><p class=\"pp-fine\">Your download link is provided after payment. No physical book will be shipped. This purchase includes the English edition only.<\/p><\/div><\/section><section class=\"pp-reading\"><h2>Before you download<\/h2><details><summary>Do I need to be certain of my type?<\/summary><p>No. Treat the descriptions as ideas to compare with your experience. If you\u2019re unsure, start with <a href=\"https:\/\/passion-psycho.com\/en\/mbti-personality-profile-istj\">the ISTJ profile<\/a> and the free preview.<\/p><\/details><details><summary>What will I receive?<\/summary><p>The 120-page illustrated PDF in English. It uses a fixed A5 layout, so you may need to zoom on a phone. This is not a reflowable EPUB or a printed book.<\/p><\/details><details><summary>Do the website tests now cost money?<\/summary><p>No. The questionnaires and their results remain free. The price applies only to this digital book.<\/p><\/details><details><summary>Does the purchase include both languages?<\/summary><p>Each language edition is sold separately. Choose the language you prefer to read; both editions follow the same underlying path.<\/p><\/details><details><summary>Will this book establish my personality type?<\/summary><p>It gives you ideas for examining your patterns. It does not certify a type or provide a diagnosis, and the exercises do not prescribe a result you must achieve.<\/p><\/details><\/section><section class=\"pp-reading\"><p><a href=\"https:\/\/www.myersbriggs.org\/unique-features-of-myers-briggs\/type-dynamics-processes\/\">Further reading: the Myers &#038; Briggs Foundation introduction to type dynamics and processes<\/a><\/p><p class=\"pp-fine\">This is a typological framework. The function order shown is a common convention within this approach; schools differ in how they interpret development. This independent publication is not affiliated with the official MBTI\u00ae instrument. A type is neither a diagnosis nor a measure of your worth or abilities.<\/p><p><a href=\"https:\/\/passion-psycho.com\/en\/mbti-personality-test\">Explore your preferences with the free questionnaire \u2192<\/a><\/p><\/section><\/div>\n","protected":false},"excerpt":{"rendered":"<p>JUNGIAN FUNCTIONSLire en fran\u00e7ais \u2197 ISTJ \u00b7 KYRIAN HERMANSEN Build on what matters You know what happens after someone makes a promise. There\u2019s time to set aside, details to check, and work somebody will need to do. How do you keep that care for doing things well without becoming the person who handles every loose [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3191,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"cybocfi_hide_featured_image":"yes","_locale":"en_US","_original_post":"https:\/\/passion-psycho.com\/?page_id=3203","hero_heading":"","hero_subheading":"","footnotes":""},"class_list":["post-3206","page","type-page","status-publish","has-post-thumbnail","hentry","en-US"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"Explore the ISTJ Jungian functions in a 120-page illustrated ebook by Kyrian Hermansen. Read 18 pages free. 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