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    <loc>https://www.hilary-gerstein.com/home</loc>
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    <priority>1.0</priority>
    <lastmod>2026-02-01</lastmod>
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      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/82ec4e05-51cf-4c5e-8ae1-7bdbc9bf6dae/joshua-hoehne-rvCnQeldxys-unsplash.jpg</image:loc>
      <image:title>Home - Digital onboarding channel development</image:title>
      <image:caption>Piloted and scaled a new self-service channel that enabled more patients to express urgent needs and access care on their own terms.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/d11d2f60-715c-430c-82e2-7f3ccec84d23/annie-spratt-ZV-8qpAX44s-unsplash.jpg</image:loc>
      <image:title>Home - Fully-remote COVID study</image:title>
      <image:caption>Designed and implemented an at-home coronavirus antibody study that successfully demonstrated a proof of concept for future epidemiological research.</image:caption>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/75a73b60-0999-43af-b1ba-810e87d28969/national-cancer-institute-L8tWZT4CcVQ-unsplash.jpg</image:loc>
      <image:title>Home - Care-at-home program for heart failure patients</image:title>
      <image:caption>Designed a connected mobile app experience for patients and care teams to deliver “n of 1” personalized care at scale.</image:caption>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/6ff8488e-8a46-4616-9423-45e5e155680a/christin-hume-Hcfwew744z4-unsplash.jpg</image:loc>
      <image:title>Home - Nextdoor behavioral diagnosis</image:title>
      <image:caption>Reviewed Nextdoor’s user experience through a behavioral science lens and designed 3 solutions for testing.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/f09446d9-b11d-40cc-a07b-4a3537aea475/cityblock+logo.png</image:loc>
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    <image:image>
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    </image:image>
    <image:image>
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  <url>
    <loc>https://www.hilary-gerstein.com/contact-me</loc>
    <changefreq>daily</changefreq>
    <priority>0.75</priority>
    <lastmod>2026-01-21</lastmod>
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  </url>
  <url>
    <loc>https://www.hilary-gerstein.com/antibody-study</loc>
    <changefreq>daily</changefreq>
    <priority>0.75</priority>
    <lastmod>2026-01-21</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/1617670116753-654RG4CIJTX36QDL7FKM/Antibody+Study+Patient+Journey.png</image:loc>
      <image:title>Antibody Study</image:title>
      <image:caption>Participant journey overview.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/f350c566-b704-4353-8648-fca2ac11e5cc/TrialSpark+sample+ad.png</image:loc>
      <image:title>Antibody Study - Make it stand out</image:title>
      <image:caption>Example marketing materials: Facebook ad creative.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/c5bd4c10-7e14-47d7-b111-4526ce5a5dd4/TrialSpark+sample+PDF.png</image:loc>
      <image:title>Antibody Study - Make it stand out</image:title>
      <image:caption>Example marketing materials: study PDF. (Graphic design credit: Michael Wood.)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.hilary-gerstein.com/care-at-home</loc>
    <changefreq>daily</changefreq>
    <priority>0.75</priority>
    <lastmod>2026-01-21</lastmod>
  </url>
  <url>
    <loc>https://www.hilary-gerstein.com/digital-onboarding</loc>
    <changefreq>daily</changefreq>
    <priority>0.75</priority>
    <lastmod>2026-01-21</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/0d08a442-ca6e-4ddb-8731-c33870780114/Self-activation+service+blueprint+%281%29.jpg</image:loc>
      <image:title>Digital Onboarding - Make it stand out</image:title>
      <image:caption>High-level service design blueprint.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/ea161cdc-2093-42e0-80e0-b4003162c194/Self-activation+authentication+screen.png</image:loc>
      <image:title>Digital Onboarding - Make it stand out</image:title>
      <image:caption>Authentication screen. (UX design credit: Blake Hampton.)</image:caption>
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  <url>
    <loc>https://www.hilary-gerstein.com/student-app</loc>
    <changefreq>daily</changefreq>
    <priority>0.75</priority>
    <lastmod>2026-01-21</lastmod>
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      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/b267e81d-abed-4134-8217-89d788fdf6df/privacy+notice.png</image:loc>
      <image:title>KCTL Student App</image:title>
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    <image:image>
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      <image:title>KCTL Student App</image:title>
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    <image:image>
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      <image:title>KCTL Student App</image:title>
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    <image:image>
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      <image:title>KCTL Student App</image:title>
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  </url>
  <url>
    <loc>https://www.hilary-gerstein.com/volunteer-app</loc>
    <changefreq>daily</changefreq>
    <priority>0.75</priority>
    <lastmod>2026-01-21</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/93c52fef-78e9-4e4d-b8be-fce2c839f61b/KCTL+crazy+eights+1.jpg</image:loc>
      <image:title>KCTL Volunteer App - Make it stand out</image:title>
      <image:caption>Rapid ideation early in the design sprint, using the “crazy eights” method (1 sketch per minute).</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/600cd3f3387b98582a5f5d8c/abe731da-8f9c-4a91-9281-486ba16b1707/KCTL+paper+wireframes.jpg</image:loc>
      <image:title>KCTL Volunteer App - Make it stand out</image:title>
      <image:caption>Paper wireframes to conceptualize basic structure and elements, prior to designing in Figma.</image:caption>
    </image:image>
  </url>
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