The object
Jonathan Rothberg co-founded Butterfly Network and helped develop the Butterfly iQ, a handheld ultrasound device built around a semiconductor ultrasound chip. MIT records Rothberg's proposal to combine ultrasound with semiconductor technology and reports global clinical shipment of the device; Butterfly's current investor site lists him as founder and a board director.
What Jonathan did
Co-founded Butterfly Network and drove the development of its ultrasound-on-a-chip handheld imaging device.
Why it matters
The Butterfly iQ put a broad-capability ultrasound transducer on a semiconductor chip in a handheld device, expanding access to point-of-care imaging.
Living-status check
Butterfly Network's SEC proxy filed April 27, 2026 nominated Rothberg for reelection to its board, providing current positive evidence.