I am an Associate Professor in the
and an Adjunct Associate Professor in
Computer Science & Engineering at the
University of Washington.
I am a scientist, inventor, and entrepreneur in the field of
As a scientist, I study people’s interaction with computers, formally evaluating
human performance with interactive systems.
As an inventor, I combine computer science, interaction design, and psychology to
devise new interactive technologies for human use.
As an entrepreneur, I have worked in startups commercializing interactive technologies,
including AnswerDash, which I co-founded and for
which I serve as a venture-backed CEO.
My primary areas of expertise are input techniques (text entry, pointing, touch,
gesture, voice, eye-gaze), mobile user interfaces, web design, human performance measurement
and modeling, HCI research methods, and computer access for people with disabilities.
I consider myself an "interaction scientist," and human interaction with technology is
my phenomena of interest.
I direct the
MAD Lab. I have students from
information science and
We are active members of the DUB Group.
I have worked in industry and
occasionally serve as an expert witness
on intellectual property matters.
ACM author page, or
Google Scholar page.
Or find me in the HCI Bibliography.
Videos! Click to watch.