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    Not "just friends" by Shirley P. Glass Summary

    Not "just friends"
    Shirley P. Glass
    4.25 (1107 Reviews)
    RelationshipPsychologySelf-growthCommunication skill
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    Overview of Not "just friends"

    Dubbed "the godmother of infidelity research," Dr. Shirley Glass reveals why affairs happen in good marriages. Endorsed by Oprah and praised by therapists, this revolutionary guide introduces the "windows and walls" concept that transformed how couples navigate trust and boundaries.

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    "I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

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    "Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

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    "Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

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    "Reading used to feel like a chore. Now it’s just part of my lifestyle."

    @Erin, Investment Banking Associate , NYC
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    "Feels effortless compared to reading. I’ve finished 6 books this month already."

    @djmikemoore
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    Key Takeaways

    1

    The Earthquake That Changes Everything

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    What if your safest relationship became your greatest threat? One morning you're sharing coffee with your partner of twenty years. By evening, you've discovered they've been living a double life. This isn't a thriller plot-it's the reality facing countless couples today. Shirley P. Glass spent decades studying this devastating phenomenon, and what she discovered challenges everything we thought we knew about cheating. The most dangerous affairs don't start in bars or dating apps. They begin at the office coffee machine, in gym parking lots, through late-night work emails-innocent spaces where "just friends" gradually becomes something unrecognizable. Her research revealed a startling pattern: 82% of unfaithful partners had affairs with someone who started as merely a friend. This isn't your grandmother's infidelity. It's quieter, slower, and far more destructive because by the time anyone realizes what's happening, emotional roots have grown impossibly deep. Think about your closest work colleague or gym buddy. Now imagine that relationship gradually replacing your marriage as your primary emotional connection. This is how modern affairs unfold-not through dramatic passion but through incremental boundary erosions that feel harmless until they're not.

    2

    How Innocent Friendships Cross Dangerous Lines

    3

    The Double Life and Its Crushing Weight

    4

    The Trauma of Betrayal and Its Aftermath

    5

    Rebuilding Trust Through Transparency and Accountability

    6

    The Healing Power of Complete Disclosure

    7

    Understanding Vulnerabilities and Building Lasting Protection