PulseSensor
2011An open-source heart-rate sensor, created with Joel Murphy, for bringing live heartbeats into electronics projects.

Open Source Hardware, Science, and Toy Design
I develop open-source hardware and design electronic toys. I’m a co-creator of PulseSensor and the founder of Banana Design Lab.
01 / Selected work
An open-source heart-rate sensor, created with Joel Murphy, for bringing live heartbeats into electronics projects.
02 / From the archive
Electronic toys and physical experiences, made in small runs to spark curiosity and wonder. My Beating Heart put a simulated heartbeat inside a soft, heart-shaped pillow.
With Carlos J. Gomez de Llarena: a city game played by finding Wi-Fi hotspots. The streets became the game board.
03 / Writing
Prototyping Devices with Biofeedback. A practical book with Joel Murphy, published by Apress.
04 / Teaching
Physical computing, wireless toys, and toy concept development.
05 / Press & talks
PulseSensor, demonstrated with Joel MurphyQuantified Self · 24 August 2011 · Video ↗A conversation with Mark FrauenfelderMake: Talk 011 · 30 March 2012 · Interview page ↗06 / Now · September 2026
This aquarium is the current experiment: a koi, a school of letters, and their decisions made visible.
07 / Contact
gitmany@newschool.edu ↗More background on my Parsons page.