May 11, 2022
Sometimes the reality may not be what we see; it can even be the opposite unless we do not look at it as a paradox. Simpson’s paradox occurs when we interpret data.
Although Simpson, a statistician, described it in 1951, we fall into this data interpretation trap all the time.
It happened with COVID19 too. In short, if we look only at the final aggregate result of a dataset, we may find that the reality is the complete opposite when we disaggregate by some common characteristics such as age, gender, or another decision-making variable.
May 3, 2022
Spin in other words twisting, in research reporting is common. It misleads readers by painting an inaccurate picture that research design does not warrant.
The upstream boat sails into this world through this six-part series:
Coursera has brought the Johns Hopkins School of Public Health course on the above subject. It is free and takes only about two hours to complete. This post summarises its contents, particularly module 2 and 4; those modules educates us on how to deal with false information in common scenarios.
December 19, 2021
Irving Zola’s “upstream-downstream” story has travelled a very long way. This post curates its journey through the published articles that explored its impact on public health narratives.
Published December 2, 2021
Irving Zola’s upstream-downstream parable (or the metaphor) is a public health classic. He narrated a story of saving drowning individuals one by one; he spends all his time on that endeavour and laments the lack of time to search why so many people come downstream. This journey searches how public health organizations use this metaphor;
The “opt-out” default option becomes one of the most effective nudge strategies. It has brought many significant behaviour changes in all areas of our lives.
Do you want to know more about nudging?
The legendary Ottawa Charter for health promotion has travelled around the world for 30 years from 1986 to 2016.
Paulo Freire, a Brazilian educationalist revolutionized adult education principles; these are still popular.