Collaboration on rich text is hard to model with plain-text approaches. We review the challenges and how to construct a CRDT for rich text.

Uniting the directness of pen & paper with the dynamism of software.

Collaborative writing tools don’t work well for writers or editors. With Upwelling, we demonstrate a design that gives writers privacy while still offering editors transparency into how a document is...

Changing schemas in distributed software is hard. Could adopting bidirectional lenses help?

A vision for empowered computing that reaches back forty years. Our research lab examines why it has been so hard to achieve.

Gradually enriching a text outline with travel planning tools.

Gradually enriching text documents into interactive applications

What would be possible if hand-drawn sketches were programmable like spreadsheets?

What it means for software to be fast, and why most software is not.

In this article, we propose an alternative approach to digital identity that replaces user profiles with trusted digital relationships.