Tomás Aragón (托马斯·阿拉贡)
@tomasaragon.bsky.social
Impact Fellow & Adjunct Faculty, UC Berkeley Public Health
Former State Health Officer & Director, California Dept Public Health.
Former Health Officer & Director, Pop Health Div, SF Dept Public Health
Blog: TEAMPublicHealth.substack.com
Former State Health Officer & Director, California Dept Public Health.
Former Health Officer & Director, Pop Health Div, SF Dept Public Health
Blog: TEAMPublicHealth.substack.com
Pinned
Becoming a learning, healing, and impactful organization
The LHI model for transforming self, relationships, teams, and more
teampublichealth.substack.com
Becoming a learning, healing, and impactful organization:
The LHI model for transforming self, teams, and more
teampublichealth.substack.com/p/becoming-a...
The LHI model for transforming self, teams, and more
teampublichealth.substack.com/p/becoming-a...
The West Coast Health Alliance, @capublichealth.bsky.social , and Leading National Medical Organizations Continue to Recommend Hepatitis B Vaccination for Newborns
www.cdph.ca.gov/Programs/OPA...
www.cdph.ca.gov/Programs/OPA...
December 6, 2025 at 2:07 AM
The West Coast Health Alliance, @capublichealth.bsky.social , and Leading National Medical Organizations Continue to Recommend Hepatitis B Vaccination for Newborns
www.cdph.ca.gov/Programs/OPA...
www.cdph.ca.gov/Programs/OPA...
Dr. Art Reingold is a legend with a heart of gold! We are very excited about the campaign for the Reingold Institute for Global Health at UC Berkeley School of Public Health!
publichealth.berkeley.edu/articles/new...
publichealth.berkeley.edu/articles/new...
Introducing the campaign for the Reingold Institute for Global Health
The vision for the institute is to translate interdisciplinary research into policy, practice, and impact, along with advancing Berkeley’s educational mission.
publichealth.berkeley.edu
December 4, 2025 at 5:24 PM
Dr. Art Reingold is a legend with a heart of gold! We are very excited about the campaign for the Reingold Institute for Global Health at UC Berkeley School of Public Health!
publichealth.berkeley.edu/articles/new...
publichealth.berkeley.edu/articles/new...
Do you agree? "Life Advice That Sounds Good But Will Destroy You"
www.youtube.com/watch?v=Uiz2...
www.youtube.com/watch?v=Uiz2...
Life Advice That Sounds Good But Will Destroy You
YouTube video by Daniel Pink
www.youtube.com
December 3, 2025 at 1:04 AM
Do you agree? "Life Advice That Sounds Good But Will Destroy You"
www.youtube.com/watch?v=Uiz2...
www.youtube.com/watch?v=Uiz2...
New review finds no evidence to support delaying universal hepatitis B birth-dose vaccination
www.cidrap.umn.edu/childhood-va...
www.cidrap.umn.edu/childhood-va...
New review finds no evidence to support delaying universal hepatitis B birth-dose vaccination
www.cidrap.umn.edu
December 3, 2025 at 12:35 AM
New review finds no evidence to support delaying universal hepatitis B birth-dose vaccination
www.cidrap.umn.edu/childhood-va...
www.cidrap.umn.edu/childhood-va...
Bayesian networks for algorithmic thinking: Transforming data into information, knowledge, and wisdom #TEAMPublicHealth
teampublichealth.substack.com/p/bayesian-n...
teampublichealth.substack.com/p/bayesian-n...
Bayesian networks for algorithmic thinking
Transforming data into information, knowledge, and wisdom
teampublichealth.substack.com
November 30, 2025 at 12:56 AM
Bayesian networks for algorithmic thinking: Transforming data into information, knowledge, and wisdom #TEAMPublicHealth
teampublichealth.substack.com/p/bayesian-n...
teampublichealth.substack.com/p/bayesian-n...
@capublichealth.bsky.social - State Highlights Mental Health Resources for California Youth Amid Changes to Access to AI Chatbots
www.cdph.ca.gov/Programs/OPA...
www.cdph.ca.gov/Programs/OPA...
November 25, 2025 at 12:43 AM
@capublichealth.bsky.social - State Highlights Mental Health Resources for California Youth Amid Changes to Access to AI Chatbots
www.cdph.ca.gov/Programs/OPA...
www.cdph.ca.gov/Programs/OPA...
Slide presentation: "Population Health Data Science: Algorithmic thinking for transforming data into information, knowledge, wisdom, and action" #TEAMPublicHealth #PopulationHealthDataScience #BayesianNetworks
docs.google.com/presentation...
docs.google.com/presentation...
PH293_Data-Science
Population Health Data Science Algorithmic thinking for transforming data into information, knowledge, wisdom, and action Tomás Aragón, MD, DrPH, 2025-11-25 TEAMPublicHealth.substack.com (blog) UC Ber...
docs.google.com
November 24, 2025 at 8:44 PM
Slide presentation: "Population Health Data Science: Algorithmic thinking for transforming data into information, knowledge, wisdom, and action" #TEAMPublicHealth #PopulationHealthDataScience #BayesianNetworks
docs.google.com/presentation...
docs.google.com/presentation...
The Public Health for All Californians Together (PHACT) Coalition supports public health in response to committee and policy changes at the federal level that raised concern about the scientific rigor and transparency of vaccine guidelines and access. @capublichealth.bsky.social
cpr3.ucsf.edu/phact
cpr3.ucsf.edu/phact
November 14, 2025 at 9:58 PM
The Public Health for All Californians Together (PHACT) Coalition supports public health in response to committee and policy changes at the federal level that raised concern about the scientific rigor and transparency of vaccine guidelines and access. @capublichealth.bsky.social
cpr3.ucsf.edu/phact
cpr3.ucsf.edu/phact
[W]hile emergence in complex systems is about "more is different," intelligence is fundamentally about "less is more." Large Language Models are "more is more", Krakauer explains. They're essentially sophisticated libraries that know everything but understand nothing.
www.youtube.com/watch?v=dY46...
www.youtube.com/watch?v=dY46...
We Built Calculators Because We're STUPID! [Prof. David Krakauer]
YouTube video by Machine Learning Street Talk
www.youtube.com
November 13, 2025 at 3:01 AM
[W]hile emergence in complex systems is about "more is different," intelligence is fundamentally about "less is more." Large Language Models are "more is more", Krakauer explains. They're essentially sophisticated libraries that know everything but understand nothing.
www.youtube.com/watch?v=dY46...
www.youtube.com/watch?v=dY46...
"When leaders begin to track decisions, they build a feedback loop into their thinking. Patterns emerge, assumptions surface, and accountability shifts from defending the past to improving the future." Over time, this sharpens decision quality and strategic learning."
hbr.org/2025/11/grea...
hbr.org/2025/11/grea...
Great Leaders Empower Strategic Decision-Making Across the Organization
From school to the C-suite, we’re taught that value comes from having the right answer and producing individual results. We reward those who solve problems, not those who build systems that prevent th...
hbr.org
November 13, 2025 at 1:18 AM
"When leaders begin to track decisions, they build a feedback loop into their thinking. Patterns emerge, assumptions surface, and accountability shifts from defending the past to improving the future." Over time, this sharpens decision quality and strategic learning."
hbr.org/2025/11/grea...
hbr.org/2025/11/grea...
From Dr. Atul Gawande: Set Clear Goals With OKRs: Set bold, yet attainable goals. Conduct regular progress reviews.
bigthink.com/my-classes/t...
bigthink.com/my-classes/t...
Set Clear Goals With OKRs
Set bold, yet attainable goals. Conduct regular progress reviews.
bigthink.com
November 12, 2025 at 6:41 PM
From Dr. Atul Gawande: Set Clear Goals With OKRs: Set bold, yet attainable goals. Conduct regular progress reviews.
bigthink.com/my-classes/t...
bigthink.com/my-classes/t...
Dr. Susan Monarez — Former CDC Director, First Live Interview with Dr. Eric Topol of "Ground Truths" on Substack. Wonderful podcast!
www.youtube.com/watch?v=yL02...
www.youtube.com/watch?v=yL02...
Dr. Susan Monarez—Former CDC Director, First Live Interview
YouTube video by Eric Topol
www.youtube.com
November 11, 2025 at 8:59 AM
Dr. Susan Monarez — Former CDC Director, First Live Interview with Dr. Eric Topol of "Ground Truths" on Substack. Wonderful podcast!
www.youtube.com/watch?v=yL02...
www.youtube.com/watch?v=yL02...
"The Road Best Traveled" -- Susan Monarez's new Substack blog. Be sure to subscribe! Dr. Monarez is the former CDC director that was ousted by RFK, Jr.
susanmonarez.substack.com?r=8n7u7&utm_...
susanmonarez.substack.com?r=8n7u7&utm_...
The Road Best Traveled | Substack
Highlighting healthcare challenges and the inspirational people seeking to overcome them using science, medicine, technology, and policy. Click to read The Road Best Traveled, a Substack publication w...
susanmonarez.substack.com
November 11, 2025 at 8:51 AM
"The Road Best Traveled" -- Susan Monarez's new Substack blog. Be sure to subscribe! Dr. Monarez is the former CDC director that was ousted by RFK, Jr.
susanmonarez.substack.com?r=8n7u7&utm_...
susanmonarez.substack.com?r=8n7u7&utm_...
Real ID! --- "Don't leave home without it!" (especially if you're brown)
(WARNING: Your experience may vary.)
¡Identificación "Real ID"! --- "¡No salgas de casa sin ella!" (especialmente si eres de color)
(ADVERTENCIA: Su experiencia puede variar.)
www.washingtonpost.com/opinions/202...
(WARNING: Your experience may vary.)
¡Identificación "Real ID"! --- "¡No salgas de casa sin ella!" (especialmente si eres de color)
(ADVERTENCIA: Su experiencia puede variar.)
www.washingtonpost.com/opinions/202...
Opinion | He’s a citizen with a Real ID. ICE detained him anyway. Twice.
Leo Garcia Venegas’s experience shows why Trump’s immigration raids are unconstitutional.
www.washingtonpost.com
November 11, 2025 at 6:58 AM
Real ID! --- "Don't leave home without it!" (especially if you're brown)
(WARNING: Your experience may vary.)
¡Identificación "Real ID"! --- "¡No salgas de casa sin ella!" (especialmente si eres de color)
(ADVERTENCIA: Su experiencia puede variar.)
www.washingtonpost.com/opinions/202...
(WARNING: Your experience may vary.)
¡Identificación "Real ID"! --- "¡No salgas de casa sin ella!" (especialmente si eres de color)
(ADVERTENCIA: Su experiencia puede variar.)
www.washingtonpost.com/opinions/202...
Regardless of where you stand with the ending of the government shutdown, Ezra Klein of The New York Times provides an insightful, nuanced analysis worth watching. It's only 5 minutes long!
www.youtube.com/watch?v=zRCE...
www.youtube.com/watch?v=zRCE...
Ezra Klein: What Were Democrats Thinking?
YouTube video by The Ezra Klein Show
www.youtube.com
November 11, 2025 at 5:08 AM
Regardless of where you stand with the ending of the government shutdown, Ezra Klein of The New York Times provides an insightful, nuanced analysis worth watching. It's only 5 minutes long!
www.youtube.com/watch?v=zRCE...
www.youtube.com/watch?v=zRCE...
You can't make this up.
www.latimes.com/california/s...
www.latimes.com/california/s...
Fullerton police stop man pointing gun at female driver, only to learn he is ICE agent
A Fullerton police officer told the agent he couldn't help 'with someone following or recording him if no crime had occurred.' Under state law, local police cannot enforce federal immigration law.
www.latimes.com
November 11, 2025 at 4:47 AM
You can't make this up.
www.latimes.com/california/s...
www.latimes.com/california/s...
The brain is an prediction machine. It guesses what will happen and updates future guesses based on experience. Every perception, emotion, & decision depends on these forecasts. Over time, predictions become expectations, and expectations define who we become.
www.psychologytoday.com/us/blog/myel...
www.psychologytoday.com/us/blog/myel...
The Science of Expectation: How We Shape Our World
Your brain predicts life before it happens. Learn how biology, stress, and meaning shape your expectations—and how to retrain them toward hope.
www.psychologytoday.com
November 11, 2025 at 2:54 AM
The brain is an prediction machine. It guesses what will happen and updates future guesses based on experience. Every perception, emotion, & decision depends on these forecasts. Over time, predictions become expectations, and expectations define who we become.
www.psychologytoday.com/us/blog/myel...
www.psychologytoday.com/us/blog/myel...
Character matters: The moral determinants of health -- and what to do about it. #TEAMPublicHealth #CharacterMatters
teampublichealth.substack.com/p/character-...
teampublichealth.substack.com/p/character-...
Character matters
The moral determinants of health -- and what to do about it.
teampublichealth.substack.com
November 9, 2025 at 10:55 PM
Character matters: The moral determinants of health -- and what to do about it. #TEAMPublicHealth #CharacterMatters
teampublichealth.substack.com/p/character-...
teampublichealth.substack.com/p/character-...
Medicare Advantage: Last Week Tonight with John Oliver (HBO)
YouTube video by LastWeekTonight
www.youtube.com
October 30, 2025 at 3:21 AM
Finally - the “Duolingo” of decision quality frameworks! Introducing Decision Intelligence 4 Health (DI4H) -- Version 1.0. #DecisionIntelligence4Health #TEAMPublicHealth
teampublichealth.substack.com/p/finally-th...
teampublichealth.substack.com/p/finally-th...
Finally - the “Duolingo” of decision quality frameworks!
Introducing Decision Intelligence 4 Health (DI4H) -- Version 1.0
teampublichealth.substack.com
October 27, 2025 at 8:26 PM
Finally - the “Duolingo” of decision quality frameworks! Introducing Decision Intelligence 4 Health (DI4H) -- Version 1.0. #DecisionIntelligence4Health #TEAMPublicHealth
teampublichealth.substack.com/p/finally-th...
teampublichealth.substack.com/p/finally-th...
My synthesis: Choose to spend your time on contributions that compound and transcend us.
www.youtube.com/watch?v=4Jgu...
www.youtube.com/watch?v=4Jgu...
Life is Short (Here's How to Spend It)
YouTube video by Mark Manson
www.youtube.com
October 26, 2025 at 9:34 PM
My synthesis: Choose to spend your time on contributions that compound and transcend us.
www.youtube.com/watch?v=4Jgu...
www.youtube.com/watch?v=4Jgu...
Governor Spencer Cox is correct: "The consequences of America’s moral drift: Consumerism and the addiction economy are undermining the republic." #CharacterMatters #TEAMPublicHealth
www.washingtonpost.com/opinions/202...
www.washingtonpost.com/opinions/202...
Opinion | The consequences of America’s moral drift
Consumerism and the addiction economy are undermining the republic.
www.washingtonpost.com
October 26, 2025 at 4:14 PM
Governor Spencer Cox is correct: "The consequences of America’s moral drift: Consumerism and the addiction economy are undermining the republic." #CharacterMatters #TEAMPublicHealth
www.washingtonpost.com/opinions/202...
www.washingtonpost.com/opinions/202...
Sharing slides from recent presentation!
"Decision Intelligence 4 Health: Strategic decision making under constraints (Values – Information – Time – Resources)" #TEAMPublicHealth #DecisionIntelligence4Health
docs.google.com/presentation...
"Decision Intelligence 4 Health: Strategic decision making under constraints (Values – Information – Time – Resources)" #TEAMPublicHealth #DecisionIntelligence4Health
docs.google.com/presentation...
October 25, 2025 at 12:23 AM
Sharing slides from recent presentation!
"Decision Intelligence 4 Health: Strategic decision making under constraints (Values – Information – Time – Resources)" #TEAMPublicHealth #DecisionIntelligence4Health
docs.google.com/presentation...
"Decision Intelligence 4 Health: Strategic decision making under constraints (Values – Information – Time – Resources)" #TEAMPublicHealth #DecisionIntelligence4Health
docs.google.com/presentation...
Congrats! Dean Michael Lu transformed public health by his research that gave us what we now call "the life-course perspective -- the idea that birth outcomes reflect not only the nine months of pregnancy but the long arc of a woman’s life before it."
publichealth.berkeley.edu/articles/new...
publichealth.berkeley.edu/articles/new...
Dean Michael C. Lu elected to the National Academy of Medicine
Lu’s contributions to medicine have been recognized with one of the field’s highest honors.
publichealth.berkeley.edu
October 22, 2025 at 4:21 PM
Congrats! Dean Michael Lu transformed public health by his research that gave us what we now call "the life-course perspective -- the idea that birth outcomes reflect not only the nine months of pregnancy but the long arc of a woman’s life before it."
publichealth.berkeley.edu/articles/new...
publichealth.berkeley.edu/articles/new...
Download selected #TEAMPublicHealth infographics. Frameworks organize our reasoning, decisions, actions, reflections, learnings, and improvements.
teampublichealth.substack.com/p/downloadab...
teampublichealth.substack.com/p/downloadab...
Downloadables from TEAM Public Health
These are the most popular infographics on TEAM Public Health.
teampublichealth.substack.com
October 19, 2025 at 8:11 PM
Download selected #TEAMPublicHealth infographics. Frameworks organize our reasoning, decisions, actions, reflections, learnings, and improvements.
teampublichealth.substack.com/p/downloadab...
teampublichealth.substack.com/p/downloadab...