Population health is more than the health of a population—it is a systems framework for studying and improving the health of populations through collective action and learning.

Data science is the art and science of transforming data into actionable knowledge. 

San Francisco, California

Medical Epidemiology

medepi.com

Population health

Population health is more than the health of a population—it is a systems framework for studying and improving the health of populations through collective action and learning. By systems I mean socioecological complex adaptive systems.

Data science

Data science is the art and science of transforming data into actionable knowledge. Knowledge integration is the management, synthesis, and translation of knowledge into decision support systems to improve policy, practice, and—ultimately—population health.

Tomás J Aragón, MD, DrPH

I am the Health Officer of the City & County of San Francisco, Director of the Population Health Division at the Department of Public Health, and adjunct faculty at the UC Berkeley School of Public Health. Learn more:

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Tomás J Aragón

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After a few years of blogging on medepi.com (medepi.wordpress.com), I am moving to http://phdatascience.com. I hope you visit the new site and sign up for notifications. I am moving because, unfortunately, wordpress.com sucks. WordPress.com does not render pages correctly on multiple systems, especially Linux browsers. In the beginning it worked great, but over the past… Read More

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Population health is more than the health of a population—it is a systems framework for studying and improving the distribution and determinants of health and quality of life states through collective action and learning. Data science is the art and science of transforming data into actionable knowledge. Knowledge integration is the management, synthesis, and translation… Read More

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What is trust? In a previous blog I reviewed trust from the excellent book “The Speed of Trust” by Stephen MR Covey. I believe trust is central to healthy relationships and achieving our collective goals. My own understanding of how to build and restore trust continues to evolve. First, I start with a definition. Trust is… Read More

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Good decision making is having a reliable process to choose the right combination of actions to achieve the desired combination of results. Introduction There are only three activities in life: We make decisions. We take actions. We learn. Consequently, decision-making is central to everything we do. Learning is necessary for continuous improvement. Choosing the right… Read More

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We will never achieve health equity unless we address the childhood roots of health inequities. Here is presentation I recently gave in Sacramento, California. To learn what you can do remember the trauma-Informed public health approach (4Ps) for adults and children: Prevent (toxic stress) Protect (from toxic stress) Prepare (by building resiliency skills) Promote (healthy/enrichment opportunities)… Read More

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Introduction In May 2014, the Public Health Leadership Forum published “The High Achieving Governmental Health Department in 2020 as the Community Chief Health Strategist.” This groundbreaking paper started with the following statement: Local and state health departments need to adapt and evolve if governmental public health is to address emerging health demands, minimize current as well as looming pitfalls, and take advantage… Read More

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