USWDS-Site - About: Update vision, mission, polestar

pages/about/overview.md

@@ -9,14 +9,18 @@ lead: Here, you will find the latest news and information about the U.S. Web Des
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 ## Our vision
-We envision empowered agency digital teams who share solutions and use effective human-centered design practices.
+Empowered and supported digital service teams. Familiar and easy-to-use digital services.
 
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 ## Our mission
-USWDS is a design system for the federal government. We make it easier to build accessible, mobile-friendly government websites.
+Shaping the future of government digital services.
 
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-## History
+## Our polestar
+We help government teams align, design, and keep their websites and services up to date.
+
+{:.margin-top-4}
+## Our history
 USWDS was created by a collaborative team at [18F](https://18f.gsa.gov/) and the [U.S. Digital Service](https://www.usds.gov/) in 2015, under the guidance of an advisory board of talented, experienced government workers in the Consumer Financial Protection Bureau, Food and Drug Administration, Department of Veterans Affairs, Social Security Administration, Department of Education, Internal Revenue Service, and GSA.
 
 USWDS is a project of GSA’s [Technology Transformation Services](https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services), maintained by the Office of Solutions. Read about the [initial process](https://18f.gsa.gov/2015/09/28/web-design-standards/) as well as [where we’ve been and where we’re going](https://designsystem.digital.gov/whats-new/updates/2017/12/20/2017-where-weve-been-where-were-going/).