<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <url>
    <loc>https://www.jhelvy.com/workshops.html</loc>
    <lastmod>2026-07-19T07:24:53.483Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/da-faq.html</loc>
    <lastmod>2026-07-19T07:24:53.339Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/pet.html</loc>
    <lastmod>2026-07-19T07:24:53.458Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/charts.html</loc>
    <lastmod>2026-07-19T07:24:53.337Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2026-transportation-research-part-d-transport-and-environment/index.html</loc>
    <lastmod>2026-07-19T07:24:53.483Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2025-science/index.html</loc>
    <lastmod>2026-07-19T07:24:53.480Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2025-environmental-research-letters/index.html</loc>
    <lastmod>2026-07-19T07:24:53.478Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2024-environmental-research-letters/index.html</loc>
    <lastmod>2026-07-19T07:24:53.476Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2023-systems-engineering/index.html</loc>
    <lastmod>2026-07-19T07:24:53.473Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2023-joule/index.html</loc>
    <lastmod>2026-07-19T07:24:53.471Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2022-environmental-research-letters/index.html</loc>
    <lastmod>2026-07-19T07:24:53.469Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2020-marketing-letters/index.html</loc>
    <lastmod>2026-07-19T07:24:53.467Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2019-science/index.html</loc>
    <lastmod>2026-07-19T07:24:53.463Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2019-environmental-research-letters/index.html</loc>
    <lastmod>2026-07-19T07:24:53.461Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2015-transportation-research-part-a-policy-and-practice/index.html</loc>
    <lastmod>2026-07-19T07:24:53.459Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2026-07-03-logitr-faster-with-claude-code/index.html</loc>
    <lastmod>2026-07-19T07:24:53.334Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2026-03-21-everything-i-know-about-dealing-with-back-pain/index.html</loc>
    <lastmod>2026-07-19T07:24:53.305Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2024-08-10-introducing-surveydown/index.html</loc>
    <lastmod>2026-07-19T07:24:53.303Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2023-02-28-parameterized-pdfs-with-quarto/index.html</loc>
    <lastmod>2026-07-19T07:24:53.299Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2022-06-28-introducing-renderthis/index.html</loc>
    <lastmod>2026-07-19T07:24:53.298Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2021-09-18-choice-based-conjoint-surveys-in-r-with-formr/index.html</loc>
    <lastmod>2026-07-19T07:24:53.288Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2021-05-04-expand-your-productivity-with-espanso/index.html</loc>
    <lastmod>2026-07-19T07:24:53.168Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/index.html</loc>
    <lastmod>2026-07-19T07:24:53.337Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/projects.html</loc>
    <lastmod>2026-07-19T07:24:53.458Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/cv.html</loc>
    <lastmod>2026-07-19T07:24:53.339Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/about.html</loc>
    <lastmod>2026-07-19T07:24:53.053Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/index.html</loc>
    <lastmod>2026-07-19T07:24:53.457Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/lab.html</loc>
    <lastmod>2026-07-19T07:24:53.458Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research.html</loc>
    <lastmod>2026-07-19T07:24:53.458Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/teaching.html</loc>
    <lastmod>2026-07-19T07:24:53.483Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2021-03-25-customizing-distill-with-htmltools-and-css/index.html</loc>
    <lastmod>2026-07-19T07:24:53.066Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2021-07-03-in-search-of-keyboard-nirvana/index.html</loc>
    <lastmod>2026-07-19T07:24:53.286Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2021-10-19-monte-carlo-bridge-game/index.html</loc>
    <lastmod>2026-07-19T07:24:53.291Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2022-12-26-why-chess-is-better-than-golf/index.html</loc>
    <lastmod>2026-07-19T07:24:53.299Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2023-04-06-markdown-surveys/index.html</loc>
    <lastmod>2026-07-19T07:24:53.300Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2026-05-12-quarto-optimal-claude-output/index.html</loc>
    <lastmod>2026-07-19T07:24:53.329Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/blog/2026-07-16-omb-grant-rule-comments/index.html</loc>
    <lastmod>2026-07-19T07:24:53.337Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2018-transportation-research-part-b-methodological/index.html</loc>
    <lastmod>2026-07-19T07:24:53.460Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2019-research-policy/index.html</loc>
    <lastmod>2026-07-19T07:24:53.462Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2020-environmental-research-letters/index.html</loc>
    <lastmod>2026-07-19T07:24:53.466Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2021-systems-engineering/index.html</loc>
    <lastmod>2026-07-19T07:24:53.468Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2022-nature/index.html</loc>
    <lastmod>2026-07-19T07:24:53.470Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2023-journal-of-statistical-software/index.html</loc>
    <lastmod>2026-07-19T07:24:53.472Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2023-transportation-research-record/index.html</loc>
    <lastmod>2026-07-19T07:24:53.474Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2024-transport-policy/index.html</loc>
    <lastmod>2026-07-19T07:24:53.477Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2025-plos-one/index.html</loc>
    <lastmod>2026-07-19T07:24:53.479Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/2026-systems-engineering/index.html</loc>
    <lastmod>2026-07-19T07:24:53.482Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/research/index.html</loc>
    <lastmod>2026-07-19T07:24:53.483Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/good-eats.html</loc>
    <lastmod>2026-07-19T07:24:53.339Z</lastmod>
  </url>
  <url>
    <loc>https://www.jhelvy.com/slides.html</loc>
    <lastmod>2026-07-19T07:24:53.483Z</lastmod>
  </url>
</urlset>
