Kwat Medetgul-Ernar @KwatME
Joined March 2010-
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TLDR: What lights you up?! Opener for our 1517 Summit: 25 years ago I started working with homeschoolers. Those families changed the trajectory of my life. It’s where I got to see that real learning starts with passion and curiosity. 16 years ago, when Michael and I were on
Congratulations 🙌 And thank you so much @angelatytran 🙏
🎉 Today, we're excited to share that we've closed two new funds: @VersionOneVC Fund V ($78M) and Opportunities Fund III ($30M). 🎉 More + link to blog post in thread below...
Congratulations 🎉 Honored to have partnered with @VersionOneVC 📈 The future is bright 🗺️
Excited to share that we've closed two new funds at @VersionOneVC: Fund V ($78M) and Opportunities Fund III ($30M). Our focus remains the same — backing exceptional founders early, often before a category is obvious or crowded. We're investing globally at pre-seed/seed across
You can make your smart phone a dumb phone by deleting the browsers and social apps. Just keep maps, LLM models, and the apps that matter to you and you're golden.
Officially 1 month since I switched to a flip phone. - Everyone is more severely addicted to their smartphones than I thought. Once you have a dumbphone, you'll frequently find yourself as the only person in the room not on their phone. It's not just teenagers, it's parents and
2% better than yesterday 🌎🌍🌏 #2percentbetterthanyesterday
2% better than yesterday 🥷 #2percentbetterthanyesterday
2% better than yesterday #2percentbetterthanyesterday
2% better than yesterday #2percentbetterthanyesterday
We @VersionOneVC can officially say we're bio-bullish. AI + advances in biotech tooling are enabling a new generation of bio founders — deeply technical, interdisciplinary, AI-native, and commercially minded. More details in 🧵 and blog post below.
2% better than yesterday #2percentbetterthanyesterday
2% better than yesterday 🎯 #2percentbetterthanyesterday
2% better than yesterday #2percentbetterthanyesterday
2% better than yesterday #2percentbetterthanyesterday
2% better than yesterday ✅ #2percentbetterthanyesterday
2% better than yesterday ✨ #2percentbetterthanyesterday
2% better than yesterday ✨ #2percentbetterthanyesterday
2% better than yesterday #2percentbetterthanyesterday
Potchara Boonrat @Potchara_Br
336 Followers 614 Following @stanfordimmuno PhD candidate | Angelo Lab @MikeAngeloLab | Multiplexed Imaging, Tuberculosis, Immune Tolerance, Systems Immunology | 🇹🇭
Kalani Ratnasiri @kalaniratnasiri
345 Followers 551 Following PhD Candidate @stanfordimmuno | Prev. @UCBerkeley & @czbiohub | global health, viruses & immunology | views are my own 👩🏾🔬🦠🌎
Steven Artandi, MD, P... @SCIDirector
4K Followers 2K Following Stanford University medical oncologist and cancer scientist, and Director of the Stanford Cancer Institute. Follows and retweets are not endorsements.
Abby Thurm @abbythurm
282 Followers 419 Following MD/PhD Student @StanfordMed | thinking about all things RNA in gene expression @BintuLab | B.S. @uclachem | she/her
Bojing Jia @BojingJia
2K Followers 4K Following Stanford Derm 2+1 ('27-) MD/PhD @UCSanDiego | QBio @mcgillu Third-culture misfit | ボージン/泊静/Bojing s/p 03/03/26: all posts written by me, no AI
Razib Khan 🧬 ✍�... @razibkhan
85K Followers 4K Following Website: https://t.co/VmfV0t0M9a Founder: @genrait_inc Advise: @AtheistsLiberty
Usman Enam @UsmanEnam
260 Followers 288 Following Looking for weird bases in weird places. Genetics PhD student in the Fire Lab @StanfordBiosci Cover photo: work of @dsgoodsell
Dr. Catharine Young @DrCatharineY
39K Followers 20K Following Scientist || Immigrant || Senior Fellow @HarvardChanSPH || Fmr: White House #CancerMoonshot, @CornellBME, @TEDFellow || 🇿🇦 + 🇺🇸
Jeff Bezanson @JeffBezanson
7K Followers 534 Following Co-creator of #JuliaLang, co-founder of @JuliaHubInc.
Soleil Shah, MD MSc @SoleilShahMD
2K Followers 1K Following Resident Physician @BrighamMedRes, MBA Candidate @HarvardHBS
Delton Smith @DeltonSmith11
450 Followers 2K Following Partner, SMC Hotels Group // Managing Partner, SMC Real Estate Partners // formerly Singapore and Hong Kong //Extended Stay, Real Estate Development
Hikari∣LocalLLM⚡ @Hikari_07_jp
2K Followers 641 Following 2× RTX PRO 6000 + TR Pro 9965WX | Daily local LLM experiments on real silicon. RepE tuning • vLLM • quantization. Building intelligence I actually own.
さくら @queenb_secret
12 Followers 30 Following
Sam Bravo @qeducation23
349 Followers 5K Following Q-Education Logistics, Training and Education, With #SDG4 #UNISCO Agreed. https://t.co/HRBDn3naCp. @UK_Awin @CJnetwork @DCM_Network Approved
MUWAFAG Alrayah @MaooMaoo183832
6 Followers 225 Following English major | Merrikh fan | Passionate about literature, art & social affairs | I believe a smile is charity | In love with history, travel & genuine
Michael Bloch @michaelxbloch
12K Followers 4K Following Partner @QuietCapital. Previously founded Pillar (acquired by @Acorns) + early @DoorDash. Tweets about startups, tech, AI, and investing.
Patrick Summers @patricksummers
1K Followers 396 Following Fundador & CEO de Legal Map | IA aplicada al derecho, con rigor y trazabilidad | Profesor de Growth en ITBA | ex-eBay, Despegar, La Nación | Stanford LEAD
Dave Messina @DaveMessina
1K Followers 2K Following General Partner, @Pioneer_Fund leading the Future of Health Fund. Co-founded @CofactorGenomic. @YCombinator alum. previously Human Genome Project.
Angela Tran @angelatytran
7K Followers 1K Following GP @VersionOneVC backing mission-driven founders who are early in new areas, Trustee @ComputerHistory, Torontonian-American.
Boris Wertz @bwertz
25K Followers 2K Following Entrepreneur @abebooks (sold to AMZ) turned investor @versiononevc. Backing mission-driven founders who are early in new areas. Curious + optimistic. 🇨🇦/acc
Theisabellarusso @thebellarusso
2 Followers 4 Following
Matthew Aguirre @aguirre404
593 Followers 2K Following One small analyst in a big data world. PhD student in Biomedical Informatics @ Stanford
Jack Shepherd @ S8S @JSS8S
2K Followers 4K Following https://t.co/q84zYIPoL2 https://t.co/O33IKul7Ov https://t.co/qrwg7yHbTS
Seema Singh, PhD, MBA @seemasinghUSA
885 Followers 5K Following Breast Cancer Biologist | Associate Director of Education and Training | Mentoring bright minds to conquer cancer | Posts = my views
Bruce Dunham @BruceD47690
9 Followers 93 Following
Zhanel Nugmanova @zhanelnugmanova
114 Followers 236 Following founder @ stealth | former CSO & co-founder @ Valinor | bioML @ Harvard Med & Dartmouth
Ank Agarwal @ank_agar
234 Followers 112 Following MD PhD @Stanford | @knighthennessy | prev @johnshopkins | incarceration healthcare and policy reform | building guitars 🎸
Edgar Gonzalez-Kozlov... @EdgarEGK
781 Followers 2K Following Computational Biologist. I use computers and stats to help answer difficult biological questions. Assistant Professor at @IcahnMountSinai
Dragon Fu @dragonfu2025
1 Followers 198 Following building palaura — ai matchmaker that finds the right people, no swiping. 13 yrs across the relationship lifecycle. founded lianaiji (60m users, acquired).
Stella Reynolds @reynolds_s85023
53 Followers 2K Following Program Manager of 2nd International conference on Biomedical Science & Engineering at Prezentis | September 21-22, 2026
SULEIMAN ABDULGAFAR @ABDULGAFAR9995
4 Followers 62 Following
Long Covid & ME/CFS R... @LCMECFS
2K Followers 2K Following Sharing the latest research on ME/CFS and Long COVID (post-viral syndromes). Posts are based on peer-reviewed papers, preprints, and trusted sources.
Matthew Abikenari @Matthewabii
426 Followers 894 Following M.D. Candidate @stanfordmed | Clinical Neuroscience @uniofoxford | U.S. Herbruck scholar of Oxford | focused on Neurosurgical Oncology & Glial Immunology 🧠🦠
María Tomas (María ... @MariadelMarTom
11K Followers 8K Following MD Microbiologist A Coruña Hospital (SERGAS). Coordinator Microbiology Traslational and Multidisciplinary group (MicroTM-INIBIC). #phages #AMR #persistercells
Jack Peaches @jack_peaches
189 Followers 7K Following Opinions are not my own. A muse tells me what to post or do and right now she is disappointed in you. We can do better.
Flo Hart @theflohart
1K Followers 1K Following your mind is software. I study how the best ones work. host of @themindspodcast playing with AI agents that makes you better, not just faster
Kuan Pang @KKuanPang
270 Followers 614 Following CS PhD student @Stanford with @jure | Building Virtual Cell | AI4Biomedicine | Alum. UToronto
Anonymous @SG36856751
66 Followers 2K Following Living in Chicago looking for friends maybe even more let me know
Zak Slayback @zslayback
8K Followers 801 Following Eschatological Maximalist | partner @1517fund | high liturgy and low time preference
Brantley Carter 3W8yV @3w8yv27903
0 Followers 236 Following
Xeeuimear @Xeeuimear429
6 Followers 165 Following
Bala Raja @balavraja
211 Followers 995 Following Precision immunology at https://t.co/Bued7KqJab. Formerly cofounder/CEO of Clip Health (YC S16), an ephemerally successful medtech startup: shipped ~1M units but failed.
David Bezpalec @BezpalecDavid
1K Followers 1K Following PhD candidate at @UniLeiden 🇳🇱 Investigating the effect of exogenous ketones on cognition, brain ageing and ADHD 🧠 Also interested in ageing clocks ⏳
Eric Topol @EricTopol
772K Followers 674 Following physician-scientist, author of SUPER AGERS https://t.co/ZEdooyyJpP and Ground Truths: https://t.co/YhatcBT0hA
Potchara Boonrat @Potchara_Br
336 Followers 614 Following @stanfordimmuno PhD candidate | Angelo Lab @MikeAngeloLab | Multiplexed Imaging, Tuberculosis, Immune Tolerance, Systems Immunology | 🇹🇭
Kalani Ratnasiri @kalaniratnasiri
345 Followers 551 Following PhD Candidate @stanfordimmuno | Prev. @UCBerkeley & @czbiohub | global health, viruses & immunology | views are my own 👩🏾🔬🦠🌎
Brunet Lab @BrunetLab
11K Followers 4K Following Aging lab @Stanford - Epigenomics and metabolism in #aging; Brain aging and rejuvenation; Neural stem cells; C. elegans; African #killifish
Immunity @ImmunityCP
72K Followers 319 Following Cutting-edge research in immunology from around the world. This account is no longer monitored, and content is automated. Join us on LinkedIn!
Steven Artandi, MD, P... @SCIDirector
4K Followers 2K Following Stanford University medical oncologist and cancer scientist, and Director of the Stanford Cancer Institute. Follows and retweets are not endorsements.
Science Immunology @SciImmunology
65K Followers 516 Following Science Immunology publishes original, peer-reviewed research articles that report critical advances in all areas of immunological research.
Fabian Theis @fabian_theis
38K Followers 430 Following Computational biologist @HelmholtzMunich, prof @TU_Muenchen & associate PI @sangerinstitute. Dad of 4 and mountain lover. Department news, see @CompHealthMuc
Abby Thurm @abbythurm
282 Followers 419 Following MD/PhD Student @StanfordMed | thinking about all things RNA in gene expression @BintuLab | B.S. @uclachem | she/her
Bojing Jia @BojingJia
2K Followers 4K Following Stanford Derm 2+1 ('27-) MD/PhD @UCSanDiego | QBio @mcgillu Third-culture misfit | ボージン/泊静/Bojing s/p 03/03/26: all posts written by me, no AI
Arjun Raj @arjunrajlab
49K Followers 2K Following Just another LLM. Tweets do not necessarily reflect the views of people in my lab or even my own views last week. https://t.co/fZAnUCqd12
Razib Khan 🧬 ✍�... @razibkhan
85K Followers 4K Following Website: https://t.co/VmfV0t0M9a Founder: @genrait_inc Advise: @AtheistsLiberty
Amanda Muñoz-Meneses... @AmandaMPohlman
347 Followers 480 Following Bluesky: https://t.co/tQV3dDI9L9 • Biologist • Mom • PhD candidate @Stanford @LOB_SU • Small Business Owner • Colombiana 🇨🇴 • She/Her/Ella/Mija • #LatinaInSTEM
Usman Enam @UsmanEnam
260 Followers 288 Following Looking for weird bases in weird places. Genetics PhD student in the Fire Lab @StanfordBiosci Cover photo: work of @dsgoodsell
Abhimanyu ARYAN @theabhimanyu
1K Followers 104 Following #Tokenomics Contributing to @Massgen_ai past contributor @geniemvc
Maddie Lee, PhD @m_janelee
2K Followers 202 Following @UMNCancer postdoc in the Miller/Cichocki labs | @stanfordimmuno PhD | NK cell girl in a T cell world | proud parent of the world’s dumbest cat | she/her
Stanford Medicine @StanfordMed
369K Followers 265 Following The official account of Stanford Medicine
The American Associat... @ImmunologyAAI
26K Followers 526 Following An association dedicated to advancing the knowledge of #immunology. @J_Immunol & @ImmunoHorizons. Find us on Bluesky: https://t.co/Rly7fdNAj9
Ash Alizadeh, MD/PhD ... @AshAlizadeh
4K Followers 4K Following @Stanford Professor. Hematologist/Oncologist & Cancer Geneticist. Computers, tumor genomes, ctDNA, immunology, lymphoma, diagnostics.
Jeff Bezanson @JeffBezanson
7K Followers 534 Following Co-creator of #JuliaLang, co-founder of @JuliaHubInc.
Naoto Iwase @naoto_iwase
98 Followers 106 Following medical student (b6) | incoming visiting student @mbzuai | machine learning
David @DavidSHolz
112K Followers 10K Following founder @midjourney, previously founded leap motion, before that was at nasa and max planck - vibeposting @davidvibesonly
San Diego Startup Wee... @SDStartupWeek
4K Followers 2K Following Join us on November 2-6, 2026 for San Diego Startup Week! We're bringing the innovation community together. Join us year-round at @StartupSanDiego
Hikari∣LocalLLM⚡ @Hikari_07_jp
2K Followers 641 Following 2× RTX PRO 6000 + TR Pro 9965WX | Daily local LLM experiments on real silicon. RepE tuning • vLLM • quantization. Building intelligence I actually own.
Bruce Dunham @BruceD47690
9 Followers 93 Following
James @basedsystems
642 Followers 189 Following cofounder @hoxbio | building integrated systems for discovery, health, and security
alex @kvamme
813 Followers 233 Following Build stuff. Partner @quietcapital. Investor @taalas_inc, @trychroma, @faunarobotics and others. 3x founder.
Michael Bloch @michaelxbloch
12K Followers 4K Following Partner @QuietCapital. Previously founded Pillar (acquired by @Acorns) + early @DoorDash. Tweets about startups, tech, AI, and investing.
Kristina Simmons @ksimm
8K Followers 1K Following Never a boring day. Founder and Managing Partner @overwatervc 👩💻 Previously @khoslaventures, @a16z @lululemon.
Cofactor Genomics @CofactorGenomic
715 Followers 189 Following Cofactor is leading the charge on moving RNA-seq out of discovery and into diagnostics. We’re trusted partners in advancing precision medicine.
Dave Messina @DaveMessina
1K Followers 2K Following General Partner, @Pioneer_Fund leading the Future of Health Fund. Co-founded @CofactorGenomic. @YCombinator alum. previously Human Genome Project.
Angela Tran @angelatytran
7K Followers 1K Following GP @VersionOneVC backing mission-driven founders who are early in new areas, Trustee @ComputerHistory, Torontonian-American.
Boris Wertz @bwertz
25K Followers 2K Following Entrepreneur @abebooks (sold to AMZ) turned investor @versiononevc. Backing mission-driven founders who are early in new areas. Curious + optimistic. 🇨🇦/acc
Cezmi Akdis @AkdisCezmi
2K Followers 404 Following Scientist, immunologist, editor, sports, Allergy, Davos, University Zurich, SIAF, environment, immune, epithelial barrier, pollution, endangered species
Theisabellarusso @thebellarusso
2 Followers 4 Following
Linea @lineaavey
13K Followers 5K Following GP Humain Ventures, Co-founder 23andMe Founder The Lifespan Project Board of Fellows Stanford Med Director, Human Immunome Project Advisor Colossal Bio, Verily
The Pragmatic Enginee... @Pragmatic_Eng
47K Followers 3 Following Big Tech and startups, from the inside. The #1 technology newsletter on Substack. Sign up at https://t.co/MPNdQSVnwV. Podcast: https://t.co/nVOulBGYoh
Dr Erik Messamore @ErikMessamoreMD
4K Followers 3K Following Physician, pharmacologist, professor. Host of the *Ask A Psychiatrist* podcast. https://t.co/JbKpwiqhIE
Reads with Ravi @readswithravi
515K Followers 2K Following “A little bit of DAILY READING goes long way.”📚 📖 ☕️ || Book Review, Lessons, Recomm, & Wisdom || Engineer 👨💻 Solutions Architect - Data Storage
Long Covid & ME/CFS R... @LCMECFS
2K Followers 2K Following Sharing the latest research on ME/CFS and Long COVID (post-viral syndromes). Posts are based on peer-reviewed papers, preprints, and trusted sources.
Zhanel Nugmanova @zhanelnugmanova
114 Followers 236 Following founder @ stealth | former CSO & co-founder @ Valinor | bioML @ Harvard Med & Dartmouth
黒木玄 Gen Kuroki @genkuroki
16K Followers 995 Following 私については https://t.co/WbWjr95AmF と https://t.co/P7WOMn2ay1 と https://t.co/ouhJUcBE7E と https://t.co/Zzel9GBOCm を見て下さい。
Michael J Rosen, MD, ... @DrRosenIBD
3K Followers 1K Following Stanford U. Endowed Professor for Pediatric IBD & Celiac Disease | Director, SMCH Center for IBD & Celiac Disease | Physician Scientist | Father & Husband
Sheng Zhong @ShengZhong_
282 Followers 10 Following
Alex Koren @AlexEKoren
1K Followers 507 Following Founder @TeamActiview (acquired by @GetSpectrum 2019). @ThielFellowship 2014.
Tigran ֍ @tigran3rd
1K Followers 868 Following
Namik Abasov @abasov_namik
108 Followers 401 Following
Monty Kosma @mkosma
553 Followers 557 Following AI x (Strategy + Growth + BizOps + Law + Policy) #ai #gtm #economics #strategy #operations #antitrust #law #physics #neuroscience
Zak Slayback @zslayback
8K Followers 801 Following Eschatological Maximalist | partner @1517fund | high liturgy and low time preference
Shilpa Pothapragada @shilpap_
645 Followers 1K Following Something New @PopVaxIndia | 2023 @SchmidtFellows @wyssinstitute | PhD from @TIFRH_buzz | Women’s Health | Organ-on-chip | Mechanobiology |
Bala Raja @balavraja
211 Followers 995 Following Precision immunology at https://t.co/Bued7KqJab. Formerly cofounder/CEO of Clip Health (YC S16), an ephemerally successful medtech startup: shipped ~1M units but failed.
Elizabeth Holmes @ElizabethHolmes
78K Followers 262 Following Building a better world for my two children. Inventor. Founder and former CEO @Theranos Mostly my words, posted by others
Bruce K. Patterson MD @brucep13
21K Followers 97 Following Bruce K. Patterson MD, CEO IncellDx, Previously Assoc Prof Stanford School of Medicine
Judith Varner @JudithVarner2
206 Followers 65 Following Judith Varner, Ph.D. is a Professor of Pathology at the University of California, San Diego School of Medicine and Founder of the Myeloid Network
Dagny Reese @dagny416
32 Followers 182 Following 2nd yr bioe PhD student @ stanford in the Davis Lab, snoopy and t-cell enthusiast
Hugo Amsellem @HugoAmsellem
20K Followers 1K Following backing founders moving culture w/ https://t.co/rDGIYIlml6
Nick Arnett @naarnett
2K Followers 674 Following Just an ordinary human. Partner at @1517fund, space cadet 🌔, & sometimes storm chaser ⚡️
Swapnil Shinde @swapnil_shinde
1K Followers 804 Following 3x Entrepreneur, 2x Exits. CEO & Co-founder - @zeni, x-CEO & Co-Founder - Mezi (Acquired by Amex), x-CPO & Co-Founder - Dhingana (acquired by Rdio).























