
Tim Althoff
@timalthoff
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Associate Professor @UWCSE developing computational methods that leverage large-scale behavioral data to improve human well-being. Recruiting PhD students :-)
Seattle, WA
Joined January 2012
I’m excited to share our new @Nature paper 📝, which provides strong evidence that the walkability of our built environment matters a great deal to our physical activity and health. Details in thread.🧵.
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Huge thanks to my amazing co-authors @iamborisi, Abby King, Jennifer Hicks, Scott Delp, and @jure (representing @uwcse @Stanford @StanfordDeptMed @StanfordNMBL @Nvidia) 🙏.
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8 years ago, we published a study using smartphone data to understand people's activity globally 🗺️. We found huge differences in daily steps across cities.
nature.com
Nature - Globally, millions of deaths each year are associated with physical inactivity but our understanding of activity patterns in different populations remains limited owing to a lack of...
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RT @a_bricca: These findings provide robust evidence supporting the importance of the built environment in directly improving health-enhanc….
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RT @Nature: Nature research paper: Countrywide natural experiment links built environment to physical activity.
nature.com
Nature - By analysing the smartphone data of 2,112,288 participants, in particular observing and comparing the activity of the same individual in two different environments, we find that increases...
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RT @NaturePortfolio: A study in @Nature shows that urban environments that are designed to be easily navigable encourage physical activity.….
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RT @EricTopol: A natural experiment provides evidence for promoting moderate-vigorous physical activity: the importance of walkable cities….
nature.com
Nature - By analysing the smartphone data of 2,112,288 participants, in particular observing and comparing the activity of the same individual in two different environments, we find that increases...
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RT @uwcse: More walking can be a path to better health. A countrywide study by @UW #UWAllen professor @timalthoff, published in @Nature, fo….
washington.edu
New research led by the University of Washington provides clear evidence that highly walkable areas lead to significantly more walking. Authors compared the steps per day of 5,424 people who moved...
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RT @GoogleResearch: Let your wearable data "speak" for itself! Introducing SensorLM, a family of sensor-language foundation models trained….
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RT @HannaHajishirzi: Congratulations to @sewon__min for winning yet another dissertation award, this time, ACL dissertation award. So proud….
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Most complex tasks feature ill- and underdefined goals, at least initially. Check out @vysrini's paper demonstrating that agents need to do a lot more than follow instructions, incl. refining goals, and balance competing objectives. Current frontier models fail at these tasks.
Excited to share our paper, Substance over Style: Evaluating Proactive Conversational Coaching Agents, accepted to ACL 2025 Main Track!. LLMs do well when given clear context up front. But what if that context doesn't exist yet? .(1/5). 🔗Read more:
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RT @vysrini: Excited to share our paper, Substance over Style: Evaluating Proactive Conversational Coaching Agents, accepted to ACL 2025 Ma….
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