RoonRoon

A network of physicians. A force for truth.

We are living through a time when science itself is under siege. Experts are doubted, data is distorted, and public health has been relentlessly attacked. The result is a dangerous vacuum where misinformation thrives louder than truth, and where the voices of those who dedicate their lives to medicine are drowned out by noise.

At Roon, we believe this moment demands something different. A place where physicians can connect without fear of trolls or bad actors. A network where expertise isn’t just protected, but amplified. A space that restores confidence in the power of medicine—by bringing doctors together, across specialties, to share knowledge and illuminate what’s possible when science and humanity meet.

Roon is that space. A physicians-only knowledge network, built for today’s challenges. It’s a digital doctor’s lounge where the wisdom of one becomes the resource of many. It’s where the best minds in medicine can exchange perspectives, spark breakthroughs, and reclaim the authority of expertise in a world that desperately needs it. The stakes are too high for silence. Public trust in medicine will not be rebuilt by chance—it will be rebuilt by doctors, together, showing what science looks like when it is open, collaborative, and uncompromisingly human.

The team

We’re a team of entrepreneurs, designers, engineers, clinical experts & operational leaders with experience spanning a variety of disciplines, all working together to build a best-in-class medical product to serve the world

  • Vikram Bhaskaran

    Vikram Bhaskaran

    Co-Founder & CEO

    Former: Pinterest (Led teams spanning Product, GTM, Creators, Marketing, Sales)

  • Arun Ranganathan

    Arun Ranganathan

    Co-Founder & CTO

    Former: Pinterest Head of Partner Engineering

  • Dr. Rohan Ramakrishna

    Dr. Rohan Ramakrishna

    Co-Founder & President

    Professor of Neurological Surgery at Weill Cornell Medicine

  • Dr. Joshua Lang

    Dr. Joshua Lang

    Chief Medical Officer

    Cardiologist at Brigham and Women’s Hospital, Harvard

    Former: Writer New York Times, New Yorker, Atlantic

  • Alexa Tovsen

    Alexa Tovsen

    Strategy & Partnerships

    Physician Assistant at Planned Parenthood and Brigham and Women’s Hospital, Harvard MPH

  • Patrick Porché

    Patrick Porché

    Engineering

    Former: Carbon Health

  • Koonal Bharadwaj

    Koonal Bharadwaj

    Engineering

    Former: Rad AI

  • Ames Clark

    Ames Clark

    Product Manager

    Former: Rosé Mansion, Real Mental Health

  • Kelvin De Los Angeles

    Kelvin De Los Angeles

    Engineering

    Former: Complex Networks

  • Hannah Scott

    Hannah Scott

    Design

    Former: Pinterest, Apple & Google

  • Jennifer John

    Jennifer John

    Product Manager

    Former: Penn Medical Communication Research Institute, NIH, Stanford Health Literacy Lab, Coursera

  • Kristen Sunstrum

    Kristen Sunstrum

    Strategy & Partnerships

    Former: Dialogue, Harvard MPH, McGill University

Medical advisors

  • Robert Wachter, MD

    Robert Wachter, MD

    Chair of Medicine, UCSF

  • Vin Gupta, MD, MPA

    Vin Gupta, MD, MPA

    Former CMO, Amazon Pharmacy

  • Julia E. Iyasere, MD

    Julia E. Iyasere, MD

    SVP Health Justice and Equity, New York-Presbyterian; Executive Director, Dalio Center for Health Justice

  • Ben Rein, PhD

    Ben Rein, PhD

    Neuroscientist

  • Jay Desai

    Jay Desai

    CEO, Bamboo Health

  • Nina Vasan, MD, MBA

    Nina Vasan, MD, MBA

    Psychiatry, Stanford; Author

  • Eric Winer, MD

    Eric Winer, MD

    Medical Oncologist, Yale Medicine

  • Shikha Jain, MD

    Shikha Jain, MD

    Breast Oncologist, University of Illinois Cancer Center

  • David Shulkin, MD

    David Shulkin, MD

    Former Secretary of the US Department of Veterans Affairs

Product advisors & angel investors

  • Ben Silbermann

    Ben Silbermann

    Co-founder, Pinterest

  • Evan Sharp

    Evan Sharp

    Co-founder, Pinterest

  • Scott Belsky

    Scott Belsky

    Partner at A24, former Chief Product Officer at Adobe

  • Steven Ramkumar

    Steven Ramkumar

    Former Head of Emerging Products, Pinterest

  • Tim Kendall

    Tim Kendall

    CEO, Moment; former President, Pinterest

  • Lindsay Norman

    Lindsay Norman

    Former Head of Product Design, Pinterest

  • Taryn Fixel

    Taryn Fixel

    Liminal Ventures

  • Ariela Safira

    Ariela Safira

    CEO, Zeera

  • Leslie Schrock

    Leslie Schrock

    Author

  • John Egan

    John Egan

    Head of Engineering at Anthropic; former Head of Growth Engineering, Pinterest

Our investors

SequoiaTMVFirstMarkSVAngel