Laser Focus World is an industry bedrock—first published in 1965 and still going strong. We publish original articles about cutting-edge advances in lasers, optics, photonics, sensors, and quantum technologies, as well as test and measurement, and the shift currently underway to usher in the photonic integrated circuits, optical interconnects, and copackaged electronics and photonics to deliver the speed and efficiency essential for data centers of the future.

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Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
  • Ruti Ben-Shlomi, Ph.D., LightSolver
  • James Butler, Ph.D., Hamamatsu
  • Natalie Fardian-Melamed, Ph.D., Columbia University
  • Justin Sigley, Ph.D., AmeriCOM
  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

Operation HOPE and Financial Literacy for All’s Green Socks Day Takes Place This Week on April 30

Momentum Builds as Major Corporations Join the Movement for Financial Literacy

With just days to go until Green Socks Day on April 30, excitement is building across the country as a growing list of major corporations and leading organizations join individuals as they step up to support this national call to action for financial literacy.

This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20250428924066/en/

Launched by Operation HOPE and Financial Literacy for All (FL4A) to celebrate the advancement of financial literacy as a national priority during Financial Literacy Month, the Green Socks Day Challenge is gaining traction coast to coast as a fun, visible and unifying way to spotlight the urgent need for financial literacy and to empower individuals, organizations, and communities to take action, start lifelong learning, and support financial education for all.

Companies and organizations including Walmart, MasterCard, US Bank, Truist, Huntington Bank, iHeart Media, Delta Airlines, MLB, MLS, Nascar, Nasdaq, NBA, NHL, Shopify, OpenAI and UPS are already on board, activating their employees, customers and communities to join the challenge.

There is still time to get involved. Individuals, organizations, and businesses nationwide are invited to participate in the Green Socks Day Challenge by:

  • Wearing green socks on April 30th to start the conversation about taking positive steps toward your financial future. Through the support of Walmart, limited edition green socks are available for purchase on walmart.com.
  • Taking the Green Socks Day quiz to test your level of financial literacy.
  • Sharing your socks on social media using #GreenSocksDay and tagging @OperatonHOPE. Standout posts will be displayed on Nasdaq’s Times Square Tower in New York City.

Corporations, small businesses, and community organizations are encouraged to participate in Green Socks Day by engaging employees in the initiative, hosting financial literacy events, and promoting financial literacy resources.

FL4A and Operation HOPE continue to provide free access to financial coaching, educational programs, and corporate partnerships to build a more financially empowered America.

About Financial Literacy for All (FL4A)

Launched in 2021, Financial Literacy for All (FL4A) is a national initiative co-chaired by John Hope Bryant, Founder, Chairman, and CEO of Operation HOPE, and Doug McMillon, CEO of Walmart. FL4A is dedicated to embedding financial literacy into American culture, ensuring that financial education becomes a lifelong learning priority for individuals, families, businesses, and communities. FL4A is backed by leading corporate partners committed to making financial literacy accessible to all. For more information, visit www.fl4a.org

About Operation HOPE, Inc.

Since 1992, Operation HOPE has been a driving force in economic empowerment, shifting America from civil rights to "Silver Rights"—a movement to ensure free enterprise and capitalism work for all. Through its award-winning HOPE Inside model, which received American Banker's Innovator of the Year recognition, Operation HOPE has impacted over 4 million individuals, directing more than $4 billion in economic activity into disenfranchised communities. With a mission to turn check-cashing customers into banking customers, renters into homeowners, small business dreamers into entrepreneurs, and minimum-wage workers into financially independent individuals, Operation HOPE continues to redefine economic inclusion. The organization recently earned Fast Company's "World Changing Ideas" Award and has been recognized with ten consecutive 4-star ratings from Charity Navigator for fiscal transparency and accountability.

For more information, visit OperationHOPE.org and follow the conversation on Twitter, Facebook, Instagram, and LinkedIn.

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