Josh Luftig

@joshluftig

Emergency Department Based MAT, Buprenorphine, Naloxone Distribution (cabridge.org), and Regional Blocks (highlandultrasound.com)

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Jason H. Moore, PhD

@moorejh

Chair, Department of Computational Biomedicine, Cedars-Sinai Medical Center, Los Angeles. Informatician. Data scientist. AI. Atari enthusiast. FSU & UMich grad.

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marginalutilite

@marginalutilite

Caty Simon: Executive Staff in Whose Corner Is It Anyway/NC Survivors Union/National Survivors Union. RA @ Dept of Internal Medicine in Yale School of Medicine

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Steffanie Strathdee, PhD 🗡️ 🦠Superbug Slayer🗡️

@chngin_the_wrld

#Epidemiologist. 💩 disturber & #phage wrangler. Co-director @IPATH 🦠😷@UCSanDiego Author: The Perfect Predator #IStandWithUkraine🇨🇦🇺🇸🇺🇦

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Laura Monico PhD

@drcoachlaura

Clinical Research Scientist • Friends Research • Advocate/Harm Reductionist • Lived experience • Thoughts are my own 🏳️‍🌈💉💊

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Joan Casey

@joanacasey

Associate Professor of Environ and Occupational Health Sciences @UW @UWDEOHS | #GIS #EHR #EnvironmentalJustice | science as a team sport | she/her

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Raymond Moody

@raymondmoody

Clinical Psychologist. Assistant Professor in HDFS at @UConn. (he/him) 🏳️‍🌈

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José Francisco

@josefranciscosp

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Sheila Vakharia PhD MSW

@myharmreduction

Opinions Mine | Deputy Director at @DrugPolicyNerds |@DrugPolicyOrg | Author 'The Harm Reduction Gap' | Order: tinyurl.com/BuyTheHarmRedu…

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Columbia Epidemiology

@cuepidemiology

The Department of Epidemiology @ColumbiaMSPH is committed to producing world-class science with real-world impact.

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Licelot Eralte Mercer

@lem97977908

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Caitlin Ryus MD, MPH 🏳️‍🌈

@caitlinryus

Emergency Medicine Physician @Yale_EM | #socialEM | #homelessness | public health in EM | she/they | views my own

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Vijaya S.

@vi_jay_a

NIDA T32 Predoc Fellow & #Epidemiology PhD Student @UFPHHP @UF 🐊 | #SubstanceUse 💊 + #MentalHealth 🧠 | MPH ‘21 @USC ☀️ | she/her | All opinions are my own 🤓

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Lauren Bertin Loeffel

@lauren_bertin

Postdoc in @SUDTxFellowship at @VABostonHC | Clinical Psych PhD @Emory | #addiction #impulsivity #longitudinalmodels #genetics | She/her | Views are my own.

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Leo Beletsky

@leobeletsky

Public health impact of laws & law enforcement @NUSL @hijAction @NUbouve @UCSDMedSchool | Harm reductionist | Nomad | Dad to 2 bandits & cat ⛵

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Noel Vest, PhD

@noelvest

Prison to Ph.D. | Assistant Professor at @BUSPH | Postdoc @Stanford | PhD @WSU | Formerly Incarcerated Scholar | *views are my own

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Andrew Yockey, PhD (He/Him)

@yockeyandrew

Assistant Professor of Public Health @olemiss 🏳️‍🌈 🏳️‍⚧️ Tweets/views are my own. Stats Editor; J Med Surg & PH

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Rachel Winograd

@rayraywino

interested in drugs & addiction & systems. want to reduce barriers at all levels. faculty @UMSL. director of @AddSciMIMH & PI of ASPIRE Lab. mom of kids.

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Injury & Violence Prevention Center

@injurycenterco

Injury & Violence Prevention Center - of @ColoradoSPH @CUmedicalschool - preventing injuries & violence in Colorado, around the nation & world

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Paxton Bach MD, MSc

@paxbach

Clinical Assistant Professor @UBCDoM | General internist / addiction medicine physician | Co-Medical Director @BCCSU. All views my own. (he/him)

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Sarah Raifman

@seraifman

Epidemiologist in training @UCSF_Epibiostat, #reprohealth and #EvidenceBasedPolicy researcher @ANSIRH. Views are my own.

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Janardan Devkota (जनार्दन देवकोटा)

@janardaana

Mental Health Data Scientist | Interest-Substance Use Research | Quant. Psychology & Psychometrics 🎓MSc|MPH|MScDS Retweets are not endorsements! 🇳🇵➡️🇺🇸

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John wick-Keanu reeves

@johnwickkrev

American Canadian Actor .John wick

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Eric Pedersen

@ericrpedersen

Associate Professor of Psychiatry @KeckMedUSC. Director of Behavioral Research @IASatUSC. Adjunct Scientist @RANDCorporation. Editor @ResearchMj’s #Cannabis

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Rutgers CSHP

@rutgerscshp

Rutgers Center for State Health Policy informs, supports, and stimulates sound and creative state health policy in New Jersey and around the nation.

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Ricky N. Bluthenthal

@rnbluthenthal

Husband, father, Distinguished Professor, & Chair (interim) of Population & Public Health Sciences at Keck SOM, USC. (he/him)

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International Network for Epidemiology in Policy

@inep_org

A consortium organized to coordinate and unify joint policy actions among 24 global epidemiology societies. We welcome new member societies.

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ChuanYu Chen

@chuaniec

Professor, National Yang Ming Chiao Tung University Institute of Public Health

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M Daniele Fallin

@fallindani

Epidemiologist, wife, daughter, mom, runner, smoothie drinker

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Leonardo Salas Zapata

@leonardosalasz

Epidemiólogo. Publico sobre #EpidemiologíaSocial

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Connor Buchholz

@buchholzconnor

Current @busph PhD student | former @mghfc researcher

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Gonzalo Martínez-Alés

@_gmales

Psychiatrist-epidemiologist, currently @MountSinaiPsych and @CAUSALab - @HarvardEpi. Formerly @ColumbiaMSPH, @IdipazScience, @umichsph, and @UAM_Medicina.

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Institute for Addiction Science at USC

@iasatusc

📍The Nation’s 1st University-Wide Transdisciplinary Addiction Science Institute 🤝 Support Our Mission & Donate Today: ias.usc.edu/make-a-donatio…

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Amanty⚡⚡

@amanty01

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Kat Ulanday

@katulanday

Doctoral student

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ISMA_awards

@isma_awards

The ISMA Awards provides an opportunity for safety promotion organizations around the world to share their injury prevention and safety messages globally

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Evan L. Eschliman

@evaneschliman

reading books & serving looks | @CUEpidemiology | a person who researches stigma | views are my own or of people who know more than me

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Pich Seekaew

@pichseekaew

M.D. Candidate @HopkinsMedicine | @Columbia MPH, PhD 🇹🇭🇺🇸 Views are my own. (He/Him)

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Hannah Totte

@hannahtotte

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AHSR Conference

@ahsrconference

Addiction Health Services Research Conference | October 5-7, 2026 | Hosted by @UofU_PARCKA

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Jean.nine

@jean_ninen

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Kechna Cadet, PhD, MPH

@kechnac

PhD @JohnsHopkins @JHSPH| Postdoc @Columbia @CUEpidemiology| Substance Use Epidemiologist| Exposing structural barriers to health| 👉🏿My views 🇭🇹👩🏾‍🏫

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Amanda Bunting, PhD

@abuntingphd

Assistant Professor @pophealthNYC @NYULangone | Sociologist | Tweets are my own

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Barrett Montgomery

@barrett_w_m

Epidemiologist studying drug use epidemiology and US drug policy | RTI International @rti_intl | he/they

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Dmitriy Trojanov

@dmitriytrojanov

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Kayla Pitts

@kayla_pitts_

Neuroscience PhD student at Northwestern | UW Alum

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Renee D Goodwin

@reneedgoodwin

Psychiatric and Substance use Epidemiologist. Distinguished Professor of Epidemiology, Graduate School of Public Health & Health Policy. Clinical Psychologist.

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Mr P

@smithbrownswt

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Mehrdad Khezri

@mehrdadkhezri_

Epidemiology PhD Candidate @nyupublichealth

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Columbia Sociomedical Sciences

@smsatmailman

The Department of Sociomedical Sciences located @ColumbiaMSPH is dedicated to addressing the social forces that influence health.

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Azuna

@azuna_173794

@mtholyoke alum | now at @ColumbiaMSPH | epi

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Dustin Duncan Research Foundation

@ddrf_org

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Ayesha Liaqat

@ayeshaliaqattt

Lecturer, Nust | Columbia’23, Fulbright | Wagner, GLOBAL Ugrad • FUI | Clinical Psychology 👩🏻‍💻

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VIBE Research Lab

@viberesearchlab

The EnVironmental Impact on Birth Equity (VIBE) Lab @ColumbiaMSPH studies how social, structural, and environmental factors impact maternal and child health.

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hkkagablg204r

@qgvain1yt

You are now invited to join a (cryptocurrency) discussion group created by an international team of financial analysts. ws link:cutt.ly/dw0BcdSS

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Thomas Allen

@thomas_all41494

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Jesse

@jesse1864447824

Father of an amazing daughter widowed US Army

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Katherine M. Keyes

@epi_kerrykeyes

Professor of Epidemiology at Columbia University, psychiatric disorders and injury as specialty, super at dinner parties, invites welcome. #EpiTwitter

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Victor Maisonet

@vmaisonet67

Husband, Father, Grandfather, Addiction Counselor, Recovery Coach, Person in Longterm Recovery, Agent of Change , Motto: Helping Others Helps Me!!

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Alyssa Falise, PhD, MSPH

@alyssafalise

Substance Use Epidemiologist 💊 | American College of Medical Toxicology’s Toxicology Investigators Consortium

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RSMj

@researchmj

The Research Society on Marijuana (RSMj) is a network of scientists with the shared goal of promoting the understanding of #cannabis through empirical #research

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Columbia Faculty Advancement

@columbiafaculty

Faculty Advancement, Inclusive Faculty Pathways | Office of Work/Life | Office of the Provost

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Muhammad Aadil, MD

@m_aadil

Addiction Psychiatry | @YalePsych alumni | Advocate for Mental Health, Harm Reduction & Recovery | Views mine

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Silvia Martins

@ssm2183

Professor @ColumbiaMSPH, Director, Substance Use Epidemiology Unit & PHIOS; Co-Director, Columbia SAETP T32; cannabis & opioids, policies, US, Brazil 🇧🇷

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Ana Navas Acien

@anavasac

Professor & Chair #ColumbiaEHS @ColumbiaMSPH @Columbia_SRP Environment, pathways, and action -- for better health

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nabila El-Bassel

@basselnabila

Director of @ColumbiaSIG

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Mzee Salim

@backhome250

Team PK

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Dr. Ijeoma Opara

@ijeomaoparaphd

Associate Professor @yale | Director of @thesashlab |PhD in FSHD alum @montclairstateu | MSW Alum @NYUSilver | MPH Alum @nymedcollege

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The College on Problems of Drug Dependence

@cpddorg

CPDD is the longest standing professional association in the United States addressing problems of drug dependence and abuse. #cpdd25

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