# Information alone does not change you. Who gives it to you can.

- URL: https://alisanburak.com/en/bilgi-seni-tek-basina-degistirmez-bilgiyi-kimin-verdigi-degistirebilir
- Language: en
- Last updated: 2026-08-15
- Page title: Information alone does not change you. Who gives it to you can. | Assoc. Prof. Dr. Alişan Burak Yaşar

> A rule of behavior change that receives less attention than we might think: a message’s impact is determined largely not by its content, but by the person

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# Information alone does not change you. Who gives it to you can.

May 20, 2026Recent Articles

A rule of behavior change that receives less attention than we might think: a message’s impact is determined largely not by its content, but by the person delivering it.

In the Framingham Heart Study’s data covering 12,067 people over 32 years, those whose spouses quit smoking were 67% less likely to quit themselves (Christakis & Fowler, NEJM, 2008). Meanwhile, an analysis of 3,722 couples published in JAMA Internal Medicine found that individuals whose spouses changed their behavior were 11.8 times as likely to change themselves (Jackson et al., 2015).

In psychotherapy, the same finding appears in a different form: regardless of the method used, the single strongest predictor of outcome is the patient–therapist alliance. A review published in World Psychiatry in 2023 defines this alliance through three elements — agreement on goals, agreement on tasks, and the development of a mutual bond (Wampold et al., 2023).

The same treatment, the same prescription; a different physician, a different outcome. In a landmark primary care study of 7,204 patients, treatment adherence was 16.8% among those with low trust in their physician and 44% among those with high trust (Safran et al., 1998). A roughly 2.6-fold difference.

A book, a podcast, a course — on its own, it is usually not enough. In a meta-regression of self-help interventions, the only variable that remained statistically significant was a “guided” format involving contact with a professional (Gellatly et al., 2007).

The takeaway: information is necessary, but not sufficient. The real driver of change is the human relationship surrounding that information. If you want to change, choose the source first — then the message.

[Full summary of the article and references → CLICK HERE](https://alisanburak.com/wp-content/uploads/2026/05/mesaj-kim-veriyor.pdf)

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