social norms
Posted in Behavioral theories message framing

How social norms shape our behavior – I

You must have been into a library; you stay silent. That is a classic social norm example. Another common one is littering. As we all know social norms can either be socially desirable or socially undesirable. Every day we adhere to social norms that are an array of unwritten sets…

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Goodhart’s Law: When the metric is the target…

This is a very common trap the decision-makers fall into. Find out how? I will begin with two analogies: “Nail production” and the “cobra effect”. The famous “nail production” analogy A company announced to its employees that they were going to assess their productivity by the number of nails manufactured….

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Stages of Self-Change

Although behavior change occurs in a continuum, researchers have identified stages of self-change in some behaviors such as quitting smoking. Let us embark on this journey starting from 37 years ago: 1983. 1983: “Stages of change” Since the early 1980s, two researchers – James Prochaska and Carlos DiClemente – had…

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What is the Prospect Theory?

Choose one of the following two options; Option 1: a sure gain (100% chance) of gaining $ 240, Option 2: 25% chance of gaining $ 1000 or a 75% chance of gaining nothing Which one do you choose?    Now, choose one of the following two options. Option 1: a…

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Diffusion of Innovation Theory and the First Follower

Derek Siver’s first follower:  One evening, a crowd numbering about 100 were sitting and chatting on a greenery garden in front of a beach. Suddenly a young lad stood out, marched forward, and started to dance according to the tune of the music playing behind. He was without his shirt. A…

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Health Belief Model – III: 60 years later

In my previous two posts on the Health Belief Model, I discussed its origin and a review of the model conducted a decade later.  In 1974, Rosenstock found that perceived susceptibility to a problem and perceived benefits were the most powerful components of the model. However, he pointed out that…

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Health Belief Model – II: a decade later

A decade after the empirical testing of the Health Belief Model by Becker et al. in 1974, Janz and Becker published a review in 1984 in the Health Education Quarterly Journal. What studies they reviewed They have reviewed 46 Health Belief Model (HBM) – related studies: 18 prospective and 28 retrospectives….

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Health Belief Model – I

Historical context: In the 1950s, pulmonary tuberculosis became rampant in some neighborhoods in the US. To catch the bacteria as early as possible, the US health authorities had been X-raying people’s chest to detect lung changes that are caused by this micro beast. However, there was a problem; even though…

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